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Finding the Fourth Proportional to 1,691.23, 2,536.14 and 595.34

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Solution

The fourth proportional to 1,691.23, 2,536.14 and 595.34 is: 892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691.23 : 2,536.14 = 595.34 : x
  2. Step 2: Convert to fraction form
    1,691.23/2,536.14 = 595.34/x
  3. Step 3: Cross multiply
    1,691.23x = 2,536.14 × 595.34
  4. Step 4: Simplify right side
    1,691.23x = 1,509,852.91
  5. Step 5: Solve for x
    x = 1,509,852.91/1,691.23
  6. Step 6: Final answer
    x = 892.76

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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.