Home / 5,595.85-8,386.21-2,131.21

Finding the Fourth Proportional to 5,595.85, 8,386.21 and 2,131.21

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Solution

The fourth proportional to 5,595.85, 8,386.21 and 2,131.21 is: 3,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.85 : 8,386.21 = 2,131.21 : x
  2. Step 2: Convert to fraction form
    5,595.85/8,386.21 = 2,131.21/x
  3. Step 3: Cross multiply
    5,595.85x = 8,386.21 × 2,131.21
  4. Step 4: Simplify right side
    5,595.85x = 17,872,774.61
  5. Step 5: Solve for x
    x = 17,872,774.61/5,595.85
  6. Step 6: Final answer
    x = 3,193.93

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Half scale
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Double scale
Find fourth proportional to 5,596.85, 8,387.71 and 2,132.21
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.