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Finding the Fourth Proportional to 3,708.95, 5,562.99 and 935.62

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Solution

The fourth proportional to 3,708.95, 5,562.99 and 935.62 is: 1,403.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.95 : 5,562.99 = 935.62 : x
  2. Step 2: Convert to fraction form
    3,708.95/5,562.99 = 935.62/x
  3. Step 3: Cross multiply
    3,708.95x = 5,562.99 × 935.62
  4. Step 4: Simplify right side
    3,708.95x = 5,204,830.80
  5. Step 5: Solve for x
    x = 5,204,830.80/3,708.95
  6. Step 6: Final answer
    x = 1,403.32

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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.