Home / 5,581.76-7,694.61-4,253.16

Finding the Fourth Proportional to 5,581.76, 7,694.61 and 4,253.16

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Solution

The fourth proportional to 5,581.76, 7,694.61 and 4,253.16 is: 5,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.76 : 7,694.61 = 4,253.16 : x
  2. Step 2: Convert to fraction form
    5,581.76/7,694.61 = 4,253.16/x
  3. Step 3: Cross multiply
    5,581.76x = 7,694.61 × 4,253.16
  4. Step 4: Simplify right side
    5,581.76x = 32,726,386.20
  5. Step 5: Solve for x
    x = 32,726,386.20/5,581.76
  6. Step 6: Final answer
    x = 5,863.09

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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.