Home / 3,141.63-4,712.46-1,061.25

Finding the Fourth Proportional to 3,141.63, 4,712.46 and 1,061.25

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Solution

The fourth proportional to 3,141.63, 4,712.46 and 1,061.25 is: 1,591.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.63 : 4,712.46 = 1,061.25 : x
  2. Step 2: Convert to fraction form
    3,141.63/4,712.46 = 1,061.25/x
  3. Step 3: Cross multiply
    3,141.63x = 4,712.46 × 1,061.25
  4. Step 4: Simplify right side
    3,141.63x = 5,001,098.18
  5. Step 5: Solve for x
    x = 5,001,098.18/3,141.63
  6. Step 6: Final answer
    x = 1,591.88

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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.