Home / 7,169.31-10,753.58-2,238.38

Finding the Fourth Proportional to 7,169.31, 10,753.58 and 2,238.38

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Solution

The fourth proportional to 7,169.31, 10,753.58 and 2,238.38 is: 3,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.31 : 10,753.58 = 2,238.38 : x
  2. Step 2: Convert to fraction form
    7,169.31/10,753.58 = 2,238.38/x
  3. Step 3: Cross multiply
    7,169.31x = 10,753.58 × 2,238.38
  4. Step 4: Simplify right side
    7,169.31x = 24,070,587.21
  5. Step 5: Solve for x
    x = 24,070,587.21/7,169.31
  6. Step 6: Final answer
    x = 3,357.45

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1.5x scale

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.