Home / 4,515.52-6,772.64-1,553.92

Finding the Fourth Proportional to 4,515.52, 6,772.64 and 1,553.92

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Solution

The fourth proportional to 4,515.52, 6,772.64 and 1,553.92 is: 2,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.52 : 6,772.64 = 1,553.92 : x
  2. Step 2: Convert to fraction form
    4,515.52/6,772.64 = 1,553.92/x
  3. Step 3: Cross multiply
    4,515.52x = 6,772.64 × 1,553.92
  4. Step 4: Simplify right side
    4,515.52x = 10,524,140.75
  5. Step 5: Solve for x
    x = 10,524,140.75/4,515.52
  6. Step 6: Final answer
    x = 2,330.66

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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.