Home / 10,760.28-16,140.30-7,584.64

Finding the Fourth Proportional to 10,760.28, 16,140.30 and 7,584.64

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Solution

The fourth proportional to 10,760.28, 16,140.30 and 7,584.64 is: 11,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,760.28 : 16,140.30 = 7,584.64 : x
  2. Step 2: Convert to fraction form
    10,760.28/16,140.30 = 7,584.64/x
  3. Step 3: Cross multiply
    10,760.28x = 16,140.30 × 7,584.64
  4. Step 4: Simplify right side
    10,760.28x = 122,418,296.20
  5. Step 5: Solve for x
    x = 122,418,296.20/10,760.28
  6. Step 6: Final answer
    x = 11,376.87

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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.