Home / 7,168.98-10,753.38-2,789.52

Finding the Fourth Proportional to 7,168.98, 10,753.38 and 2,789.52

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Solution

The fourth proportional to 7,168.98, 10,753.38 and 2,789.52 is: 4,184.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.98 : 10,753.38 = 2,789.52 : x
  2. Step 2: Convert to fraction form
    7,168.98/10,753.38 = 2,789.52/x
  3. Step 3: Cross multiply
    7,168.98x = 10,753.38 × 2,789.52
  4. Step 4: Simplify right side
    7,168.98x = 29,996,768.58
  5. Step 5: Solve for x
    x = 29,996,768.58/7,168.98
  6. Step 6: Final answer
    x = 4,184.24

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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.