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Finding the Fourth Proportional to 3,902.01, 5,851.21 and 1,560.04

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Solution

The fourth proportional to 3,902.01, 5,851.21 and 1,560.04 is: 2,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.01 : 5,851.21 = 1,560.04 : x
  2. Step 2: Convert to fraction form
    3,902.01/5,851.21 = 1,560.04/x
  3. Step 3: Cross multiply
    3,902.01x = 5,851.21 × 1,560.04
  4. Step 4: Simplify right side
    3,902.01x = 9,128,084.59
  5. Step 5: Solve for x
    x = 9,128,084.59/3,902.01
  6. Step 6: Final answer
    x = 2,339.33

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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.