Home / 7,637.52-11,454.46-5,581.74

Finding the Fourth Proportional to 7,637.52, 11,454.46 and 5,581.74

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Solution

The fourth proportional to 7,637.52, 11,454.46 and 5,581.74 is: 8,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.52 : 11,454.46 = 5,581.74 : x
  2. Step 2: Convert to fraction form
    7,637.52/11,454.46 = 5,581.74/x
  3. Step 3: Cross multiply
    7,637.52x = 11,454.46 × 5,581.74
  4. Step 4: Simplify right side
    7,637.52x = 63,935,803.61
  5. Step 5: Solve for x
    x = 63,935,803.61/7,637.52
  6. Step 6: Final answer
    x = 8,371.28

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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.