Home / 2,932.61-4,399.85-1,615.88

Finding the Fourth Proportional to 2,932.61, 4,399.85 and 1,615.88

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Solution

The fourth proportional to 2,932.61, 4,399.85 and 1,615.88 is: 2,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.61 : 4,399.85 = 1,615.88 : x
  2. Step 2: Convert to fraction form
    2,932.61/4,399.85 = 1,615.88/x
  3. Step 3: Cross multiply
    2,932.61x = 4,399.85 × 1,615.88
  4. Step 4: Simplify right side
    2,932.61x = 7,109,644.66
  5. Step 5: Solve for x
    x = 7,109,644.66/2,932.61
  6. Step 6: Final answer
    x = 2,424.34

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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.