Home / 8,560.52-11,816.91-5,372.96

Finding the Fourth Proportional to 8,560.52, 11,816.91 and 5,372.96

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Solution

The fourth proportional to 8,560.52, 11,816.91 and 5,372.96 is: 7,416.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.52 : 11,816.91 = 5,372.96 : x
  2. Step 2: Convert to fraction form
    8,560.52/11,816.91 = 5,372.96/x
  3. Step 3: Cross multiply
    8,560.52x = 11,816.91 × 5,372.96
  4. Step 4: Simplify right side
    8,560.52x = 63,491,725.67
  5. Step 5: Solve for x
    x = 63,491,725.67/8,560.52
  6. Step 6: Final answer
    x = 7,416.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.