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Finding the Fourth Proportional to 1,652.60, 2,474.10 and 1,604.60

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Solution

The fourth proportional to 1,652.60, 2,474.10 and 1,604.60 is: 2,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.60 : 2,474.10 = 1,604.60 : x
  2. Step 2: Convert to fraction form
    1,652.60/2,474.10 = 1,604.60/x
  3. Step 3: Cross multiply
    1,652.60x = 2,474.10 × 1,604.60
  4. Step 4: Simplify right side
    1,652.60x = 3,969,940.86
  5. Step 5: Solve for x
    x = 3,969,940.86/1,652.60
  6. Step 6: Final answer
    x = 2,402.24

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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.