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Finding the Fourth Proportional to 3,332.87, 4,997.59 and 1,948.91

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Solution

The fourth proportional to 3,332.87, 4,997.59 and 1,948.91 is: 2,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.87 : 4,997.59 = 1,948.91 : x
  2. Step 2: Convert to fraction form
    3,332.87/4,997.59 = 1,948.91/x
  3. Step 3: Cross multiply
    3,332.87x = 4,997.59 × 1,948.91
  4. Step 4: Simplify right side
    3,332.87x = 9,739,848.29
  5. Step 5: Solve for x
    x = 9,739,848.29/3,332.87
  6. Step 6: Final answer
    x = 2,922.36

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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.