Home / 7,553.50-10,424.47-4,242.14

Finding the Fourth Proportional to 7,553.50, 10,424.47 and 4,242.14

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Solution

The fourth proportional to 7,553.50, 10,424.47 and 4,242.14 is: 5,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.50 : 10,424.47 = 4,242.14 : x
  2. Step 2: Convert to fraction form
    7,553.50/10,424.47 = 4,242.14/x
  3. Step 3: Cross multiply
    7,553.50x = 10,424.47 × 4,242.14
  4. Step 4: Simplify right side
    7,553.50x = 44,222,061.17
  5. Step 5: Solve for x
    x = 44,222,061.17/7,553.50
  6. Step 6: Final answer
    x = 5,854.51

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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.