Home / 3,387.24-5,047.61-3,275.76

Finding the Fourth Proportional to 3,387.24, 5,047.61 and 3,275.76

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Solution

The fourth proportional to 3,387.24, 5,047.61 and 3,275.76 is: 4,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.24 : 5,047.61 = 3,275.76 : x
  2. Step 2: Convert to fraction form
    3,387.24/5,047.61 = 3,275.76/x
  3. Step 3: Cross multiply
    3,387.24x = 5,047.61 × 3,275.76
  4. Step 4: Simplify right side
    3,387.24x = 16,534,762.24
  5. Step 5: Solve for x
    x = 16,534,762.24/3,387.24
  6. Step 6: Final answer
    x = 4,881.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.