Home / 4,891.14-7,337.28-1,772.62

Finding the Fourth Proportional to 4,891.14, 7,337.28 and 1,772.62

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Solution

The fourth proportional to 4,891.14, 7,337.28 and 1,772.62 is: 2,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.14 : 7,337.28 = 1,772.62 : x
  2. Step 2: Convert to fraction form
    4,891.14/7,337.28 = 1,772.62/x
  3. Step 3: Cross multiply
    4,891.14x = 7,337.28 × 1,772.62
  4. Step 4: Simplify right side
    4,891.14x = 13,006,172.59
  5. Step 5: Solve for x
    x = 13,006,172.59/4,891.14
  6. Step 6: Final answer
    x = 2,659.13

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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.