Home / 10,627.91-14,664.29-6,151.39

Finding the Fourth Proportional to 10,627.91, 14,664.29 and 6,151.39

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Solution

The fourth proportional to 10,627.91, 14,664.29 and 6,151.39 is: 8,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.91 : 14,664.29 = 6,151.39 : x
  2. Step 2: Convert to fraction form
    10,627.91/14,664.29 = 6,151.39/x
  3. Step 3: Cross multiply
    10,627.91x = 14,664.29 × 6,151.39
  4. Step 4: Simplify right side
    10,627.91x = 90,205,816.53
  5. Step 5: Solve for x
    x = 90,205,816.53/10,627.91
  6. Step 6: Final answer
    x = 8,487.64

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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.