Home / 4,290.52-5,921.76-2,717.50

Finding the Fourth Proportional to 4,290.52, 5,921.76 and 2,717.50

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Solution

The fourth proportional to 4,290.52, 5,921.76 and 2,717.50 is: 3,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.52 : 5,921.76 = 2,717.50 : x
  2. Step 2: Convert to fraction form
    4,290.52/5,921.76 = 2,717.50/x
  3. Step 3: Cross multiply
    4,290.52x = 5,921.76 × 2,717.50
  4. Step 4: Simplify right side
    4,290.52x = 16,092,382.80
  5. Step 5: Solve for x
    x = 16,092,382.80/4,290.52
  6. Step 6: Final answer
    x = 3,750.68

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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.