Home / 4,731.70-7,098.92-1,957.86

Finding the Fourth Proportional to 4,731.70, 7,098.92 and 1,957.86

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Solution

The fourth proportional to 4,731.70, 7,098.92 and 1,957.86 is: 2,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.70 : 7,098.92 = 1,957.86 : x
  2. Step 2: Convert to fraction form
    4,731.70/7,098.92 = 1,957.86/x
  3. Step 3: Cross multiply
    4,731.70x = 7,098.92 × 1,957.86
  4. Step 4: Simplify right side
    4,731.70x = 13,898,691.51
  5. Step 5: Solve for x
    x = 13,898,691.51/4,731.70
  6. Step 6: Final answer
    x = 2,937.36

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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.