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Finding the Fourth Proportional to 5,959.12, 8,939.08 and 1,576.52

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Solution

The fourth proportional to 5,959.12, 8,939.08 and 1,576.52 is: 2,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959.12 : 8,939.08 = 1,576.52 : x
  2. Step 2: Convert to fraction form
    5,959.12/8,939.08 = 1,576.52/x
  3. Step 3: Cross multiply
    5,959.12x = 8,939.08 × 1,576.52
  4. Step 4: Simplify right side
    5,959.12x = 14,092,638.40
  5. Step 5: Solve for x
    x = 14,092,638.40/5,959.12
  6. Step 6: Final answer
    x = 2,364.89

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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.