Home / 5,480.61-8,219.16-2,882.13

Finding the Fourth Proportional to 5,480.61, 8,219.16 and 2,882.13

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Solution

The fourth proportional to 5,480.61, 8,219.16 and 2,882.13 is: 4,322.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.61 : 8,219.16 = 2,882.13 : x
  2. Step 2: Convert to fraction form
    5,480.61/8,219.16 = 2,882.13/x
  3. Step 3: Cross multiply
    5,480.61x = 8,219.16 × 2,882.13
  4. Step 4: Simplify right side
    5,480.61x = 23,688,687.61
  5. Step 5: Solve for x
    x = 23,688,687.61/5,480.61
  6. Step 6: Final answer
    x = 4,322.27

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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.