Home / 7,711.30-10,641.27-4,524.15

Finding the Fourth Proportional to 7,711.30, 10,641.27 and 4,524.15

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Solution

The fourth proportional to 7,711.30, 10,641.27 and 4,524.15 is: 6,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.30 : 10,641.27 = 4,524.15 : x
  2. Step 2: Convert to fraction form
    7,711.30/10,641.27 = 4,524.15/x
  3. Step 3: Cross multiply
    7,711.30x = 10,641.27 × 4,524.15
  4. Step 4: Simplify right side
    7,711.30x = 48,142,758.54
  5. Step 5: Solve for x
    x = 48,142,758.54/7,711.30
  6. Step 6: Final answer
    x = 6,243.14

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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.