Home / 4,727.59-7,092.07-1,765.78

Finding the Fourth Proportional to 4,727.59, 7,092.07 and 1,765.78

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Solution

The fourth proportional to 4,727.59, 7,092.07 and 1,765.78 is: 2,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.59 : 7,092.07 = 1,765.78 : x
  2. Step 2: Convert to fraction form
    4,727.59/7,092.07 = 1,765.78/x
  3. Step 3: Cross multiply
    4,727.59x = 7,092.07 × 1,765.78
  4. Step 4: Simplify right side
    4,727.59x = 12,523,013.22
  5. Step 5: Solve for x
    x = 12,523,013.22/4,727.59
  6. Step 6: Final answer
    x = 2,648.92

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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.