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Finding the Fourth Proportional to 9,700.66, 14,552.51 and 3,127.51

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Solution

The fourth proportional to 9,700.66, 14,552.51 and 3,127.51 is: 4,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,700.66 : 14,552.51 = 3,127.51 : x
  2. Step 2: Convert to fraction form
    9,700.66/14,552.51 = 3,127.51/x
  3. Step 3: Cross multiply
    9,700.66x = 14,552.51 × 3,127.51
  4. Step 4: Simplify right side
    9,700.66x = 45,513,140.70
  5. Step 5: Solve for x
    x = 45,513,140.70/9,700.66
  6. Step 6: Final answer
    x = 4,691.76

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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.