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Finding the Fourth Proportional to 5,887.11, 8,822.45 and 4,424.55

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Solution

The fourth proportional to 5,887.11, 8,822.45 and 4,424.55 is: 6,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.11 : 8,822.45 = 4,424.55 : x
  2. Step 2: Convert to fraction form
    5,887.11/8,822.45 = 4,424.55/x
  3. Step 3: Cross multiply
    5,887.11x = 8,822.45 × 4,424.55
  4. Step 4: Simplify right side
    5,887.11x = 39,035,371.15
  5. Step 5: Solve for x
    x = 39,035,371.15/5,887.11
  6. Step 6: Final answer
    x = 6,630.65

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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.