Home / 8,130.90-11,219.97-4,594.74

Finding the Fourth Proportional to 8,130.90, 11,219.97 and 4,594.74

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Solution

The fourth proportional to 8,130.90, 11,219.97 and 4,594.74 is: 6,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.90 : 11,219.97 = 4,594.74 : x
  2. Step 2: Convert to fraction form
    8,130.90/11,219.97 = 4,594.74/x
  3. Step 3: Cross multiply
    8,130.90x = 11,219.97 × 4,594.74
  4. Step 4: Simplify right side
    8,130.90x = 51,552,844.96
  5. Step 5: Solve for x
    x = 51,552,844.96/8,130.90
  6. Step 6: Final answer
    x = 6,340.36

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,131.90, 11,221.35 and 4,595.74
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.