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Finding the Fourth Proportional to 1,375.18, 2,062.91 and 595.06

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Solution

The fourth proportional to 1,375.18, 2,062.91 and 595.06 is: 892.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375.18 : 2,062.91 = 595.06 : x
  2. Step 2: Convert to fraction form
    1,375.18/2,062.91 = 595.06/x
  3. Step 3: Cross multiply
    1,375.18x = 2,062.91 × 595.06
  4. Step 4: Simplify right side
    1,375.18x = 1,227,555.22
  5. Step 5: Solve for x
    x = 1,227,555.22/1,375.18
  6. Step 6: Final answer
    x = 892.65

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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.