Home / 8,755.23-12,081.99-4,776.42

Finding the Fourth Proportional to 8,755.23, 12,081.99 and 4,776.42

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Solution

The fourth proportional to 8,755.23, 12,081.99 and 4,776.42 is: 6,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.23 : 12,081.99 = 4,776.42 : x
  2. Step 2: Convert to fraction form
    8,755.23/12,081.99 = 4,776.42/x
  3. Step 3: Cross multiply
    8,755.23x = 12,081.99 × 4,776.42
  4. Step 4: Simplify right side
    8,755.23x = 57,708,658.68
  5. Step 5: Solve for x
    x = 57,708,658.68/8,755.23
  6. Step 6: Final answer
    x = 6,591.34

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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.