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Finding the Fourth Proportional to 5,935.61, 8,900.61 and 3,471.18

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Solution

The fourth proportional to 5,935.61, 8,900.61 and 3,471.18 is: 5,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.61 : 8,900.61 = 3,471.18 : x
  2. Step 2: Convert to fraction form
    5,935.61/8,900.61 = 3,471.18/x
  3. Step 3: Cross multiply
    5,935.61x = 8,900.61 × 3,471.18
  4. Step 4: Simplify right side
    5,935.61x = 30,895,619.42
  5. Step 5: Solve for x
    x = 30,895,619.42/5,935.61
  6. Step 6: Final answer
    x = 5,205.13

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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.