Home / 1,731.52-2,596.56-577.36

Finding the Fourth Proportional to 1,731.52, 2,596.56 and 577.36

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Solution

The fourth proportional to 1,731.52, 2,596.56 and 577.36 is: 865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.52 : 2,596.56 = 577.36 : x
  2. Step 2: Convert to fraction form
    1,731.52/2,596.56 = 577.36/x
  3. Step 3: Cross multiply
    1,731.52x = 2,596.56 × 577.36
  4. Step 4: Simplify right side
    1,731.52x = 1,499,149.88
  5. Step 5: Solve for x
    x = 1,499,149.88/1,731.52
  6. Step 6: Final answer
    x = 865.80

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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.