Home / 8,158.25-11,257.99-4,572.77

Finding the Fourth Proportional to 8,158.25, 11,257.99 and 4,572.77

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Solution

The fourth proportional to 8,158.25, 11,257.99 and 4,572.77 is: 6,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.25 : 11,257.99 = 4,572.77 : x
  2. Step 2: Convert to fraction form
    8,158.25/11,257.99 = 4,572.77/x
  3. Step 3: Cross multiply
    8,158.25x = 11,257.99 × 4,572.77
  4. Step 4: Simplify right side
    8,158.25x = 51,480,198.93
  5. Step 5: Solve for x
    x = 51,480,198.93/8,158.25
  6. Step 6: Final answer
    x = 6,310.20

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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.