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Finding the Fourth Proportional to 3,395.04, 5,092.72 and 1,056.66

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Solution

The fourth proportional to 3,395.04, 5,092.72 and 1,056.66 is: 1,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.04 : 5,092.72 = 1,056.66 : x
  2. Step 2: Convert to fraction form
    3,395.04/5,092.72 = 1,056.66/x
  3. Step 3: Cross multiply
    3,395.04x = 5,092.72 × 1,056.66
  4. Step 4: Simplify right side
    3,395.04x = 5,381,273.52
  5. Step 5: Solve for x
    x = 5,381,273.52/3,395.04
  6. Step 6: Final answer
    x = 1,585.04

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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.