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Finding the Fourth Proportional to 10,772.76, 14,866.02 and 6,057.48

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Solution

The fourth proportional to 10,772.76, 14,866.02 and 6,057.48 is: 8,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.76 : 14,866.02 = 6,057.48 : x
  2. Step 2: Convert to fraction form
    10,772.76/14,866.02 = 6,057.48/x
  3. Step 3: Cross multiply
    10,772.76x = 14,866.02 × 6,057.48
  4. Step 4: Simplify right side
    10,772.76x = 90,050,618.83
  5. Step 5: Solve for x
    x = 90,050,618.83/10,772.76
  6. Step 6: Final answer
    x = 8,359.10

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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.