Home / 2,959.34-4,439.92-1,659.90

Finding the Fourth Proportional to 2,959.34, 4,439.92 and 1,659.90

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Solution

The fourth proportional to 2,959.34, 4,439.92 and 1,659.90 is: 2,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.34 : 4,439.92 = 1,659.90 : x
  2. Step 2: Convert to fraction form
    2,959.34/4,439.92 = 1,659.90/x
  3. Step 3: Cross multiply
    2,959.34x = 4,439.92 × 1,659.90
  4. Step 4: Simplify right side
    2,959.34x = 7,369,823.21
  5. Step 5: Solve for x
    x = 7,369,823.21/2,959.34
  6. Step 6: Final answer
    x = 2,490.36

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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.