Home / 5,619.10-8,422.08-4,227.97

Finding the Fourth Proportional to 5,619.10, 8,422.08 and 4,227.97

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Solution

The fourth proportional to 5,619.10, 8,422.08 and 4,227.97 is: 6,337.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.10 : 8,422.08 = 4,227.97 : x
  2. Step 2: Convert to fraction form
    5,619.10/8,422.08 = 4,227.97/x
  3. Step 3: Cross multiply
    5,619.10x = 8,422.08 × 4,227.97
  4. Step 4: Simplify right side
    5,619.10x = 35,608,301.58
  5. Step 5: Solve for x
    x = 35,608,301.58/5,619.10
  6. Step 6: Final answer
    x = 6,337.01

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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.