Home / 10,152.17-15,227.77-2,655.73

Finding the Fourth Proportional to 10,152.17, 15,227.77 and 2,655.73

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Solution

The fourth proportional to 10,152.17, 15,227.77 and 2,655.73 is: 3,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.17 : 15,227.77 = 2,655.73 : x
  2. Step 2: Convert to fraction form
    10,152.17/15,227.77 = 2,655.73/x
  3. Step 3: Cross multiply
    10,152.17x = 15,227.77 × 2,655.73
  4. Step 4: Simplify right side
    10,152.17x = 40,440,845.62
  5. Step 5: Solve for x
    x = 40,440,845.62/10,152.17
  6. Step 6: Final answer
    x = 3,983.47

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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.