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Finding the Fourth Proportional to 3,566.68, 5,340.30 and 2,398.54

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Solution

The fourth proportional to 3,566.68, 5,340.30 and 2,398.54 is: 3,591.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.68 : 5,340.30 = 2,398.54 : x
  2. Step 2: Convert to fraction form
    3,566.68/5,340.30 = 2,398.54/x
  3. Step 3: Cross multiply
    3,566.68x = 5,340.30 × 2,398.54
  4. Step 4: Simplify right side
    3,566.68x = 12,808,923.16
  5. Step 5: Solve for x
    x = 12,808,923.16/3,566.68
  6. Step 6: Final answer
    x = 3,591.27

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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.