Home / 7,169.60-10,754.48-2,238.88

Finding the Fourth Proportional to 7,169.60, 10,754.48 and 2,238.88

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Solution

The fourth proportional to 7,169.60, 10,754.48 and 2,238.88 is: 3,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.60 : 10,754.48 = 2,238.88 : x
  2. Step 2: Convert to fraction form
    7,169.60/10,754.48 = 2,238.88/x
  3. Step 3: Cross multiply
    7,169.60x = 10,754.48 × 2,238.88
  4. Step 4: Simplify right side
    7,169.60x = 24,077,990.18
  5. Step 5: Solve for x
    x = 24,077,990.18/7,169.60
  6. Step 6: Final answer
    x = 3,358.34

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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.