Home / 8,113.74-11,197.62-4,577.22

Finding the Fourth Proportional to 8,113.74, 11,197.62 and 4,577.22

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Solution

The fourth proportional to 8,113.74, 11,197.62 and 4,577.22 is: 6,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.74 : 11,197.62 = 4,577.22 : x
  2. Step 2: Convert to fraction form
    8,113.74/11,197.62 = 4,577.22/x
  3. Step 3: Cross multiply
    8,113.74x = 11,197.62 × 4,577.22
  4. Step 4: Simplify right side
    8,113.74x = 51,253,970.22
  5. Step 5: Solve for x
    x = 51,253,970.22/8,113.74
  6. Step 6: Final answer
    x = 6,316.94

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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.