Home / 7,534.28-11,301.72-2,853.80

Finding the Fourth Proportional to 7,534.28, 11,301.72 and 2,853.80

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Solution

The fourth proportional to 7,534.28, 11,301.72 and 2,853.80 is: 4,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.28 : 11,301.72 = 2,853.80 : x
  2. Step 2: Convert to fraction form
    7,534.28/11,301.72 = 2,853.80/x
  3. Step 3: Cross multiply
    7,534.28x = 11,301.72 × 2,853.80
  4. Step 4: Simplify right side
    7,534.28x = 32,252,848.54
  5. Step 5: Solve for x
    x = 32,252,848.54/7,534.28
  6. Step 6: Final answer
    x = 4,280.81

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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.