Home / 7,431.47-11,148.29-3,966.83

Finding the Fourth Proportional to 7,431.47, 11,148.29 and 3,966.83

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Solution

The fourth proportional to 7,431.47, 11,148.29 and 3,966.83 is: 5,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.47 : 11,148.29 = 3,966.83 : x
  2. Step 2: Convert to fraction form
    7,431.47/11,148.29 = 3,966.83/x
  3. Step 3: Cross multiply
    7,431.47x = 11,148.29 × 3,966.83
  4. Step 4: Simplify right side
    7,431.47x = 44,223,351.39
  5. Step 5: Solve for x
    x = 44,223,351.39/7,431.47
  6. Step 6: Final answer
    x = 5,950.82

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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.