Home / 1,342.13-2,013.37-476.44

Finding the Fourth Proportional to 1,342.13, 2,013.37 and 476.44

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Solution

The fourth proportional to 1,342.13, 2,013.37 and 476.44 is: 714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.13 : 2,013.37 = 476.44 : x
  2. Step 2: Convert to fraction form
    1,342.13/2,013.37 = 476.44/x
  3. Step 3: Cross multiply
    1,342.13x = 2,013.37 × 476.44
  4. Step 4: Simplify right side
    1,342.13x = 959,243.78
  5. Step 5: Solve for x
    x = 959,243.78/1,342.13
  6. Step 6: Final answer
    x = 714.72

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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.