Home / 7,505.73-10,360.17-4,989.33

Finding the Fourth Proportional to 7,505.73, 10,360.17 and 4,989.33

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Solution

The fourth proportional to 7,505.73, 10,360.17 and 4,989.33 is: 6,886.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.73 : 10,360.17 = 4,989.33 : x
  2. Step 2: Convert to fraction form
    7,505.73/10,360.17 = 4,989.33/x
  3. Step 3: Cross multiply
    7,505.73x = 10,360.17 × 4,989.33
  4. Step 4: Simplify right side
    7,505.73x = 51,690,306.99
  5. Step 5: Solve for x
    x = 51,690,306.99/7,505.73
  6. Step 6: Final answer
    x = 6,886.78

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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.