Home / 1,549.34-2,323.79-575.31

Finding the Fourth Proportional to 1,549.34, 2,323.79 and 575.31

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Solution

The fourth proportional to 1,549.34, 2,323.79 and 575.31 is: 862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.34 : 2,323.79 = 575.31 : x
  2. Step 2: Convert to fraction form
    1,549.34/2,323.79 = 575.31/x
  3. Step 3: Cross multiply
    1,549.34x = 2,323.79 × 575.31
  4. Step 4: Simplify right side
    1,549.34x = 1,336,899.62
  5. Step 5: Solve for x
    x = 1,336,899.62/1,549.34
  6. Step 6: Final answer
    x = 862.88

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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.