Home / 8,805.15-12,151.38-4,826.22

Finding the Fourth Proportional to 8,805.15, 12,151.38 and 4,826.22

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Solution

The fourth proportional to 8,805.15, 12,151.38 and 4,826.22 is: 6,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.15 : 12,151.38 = 4,826.22 : x
  2. Step 2: Convert to fraction form
    8,805.15/12,151.38 = 4,826.22/x
  3. Step 3: Cross multiply
    8,805.15x = 12,151.38 × 4,826.22
  4. Step 4: Simplify right side
    8,805.15x = 58,645,233.18
  5. Step 5: Solve for x
    x = 58,645,233.18/8,805.15
  6. Step 6: Final answer
    x = 6,660.33

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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.