Home / 8,158.22-11,258.41-4,432.22

Finding the Fourth Proportional to 8,158.22, 11,258.41 and 4,432.22

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Solution

The fourth proportional to 8,158.22, 11,258.41 and 4,432.22 is: 6,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.22 : 11,258.41 = 4,432.22 : x
  2. Step 2: Convert to fraction form
    8,158.22/11,258.41 = 4,432.22/x
  3. Step 3: Cross multiply
    8,158.22x = 11,258.41 × 4,432.22
  4. Step 4: Simplify right side
    8,158.22x = 49,899,733.13
  5. Step 5: Solve for x
    x = 49,899,733.13/8,158.22
  6. Step 6: Final answer
    x = 6,116.50

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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.