Home / 8,827.85-12,193.21-6,599.61

Finding the Fourth Proportional to 8,827.85, 12,193.21 and 6,599.61

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Solution

The fourth proportional to 8,827.85, 12,193.21 and 6,599.61 is: 9,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.85 : 12,193.21 = 6,599.61 : x
  2. Step 2: Convert to fraction form
    8,827.85/12,193.21 = 6,599.61/x
  3. Step 3: Cross multiply
    8,827.85x = 12,193.21 × 6,599.61
  4. Step 4: Simplify right side
    8,827.85x = 80,470,471.78
  5. Step 5: Solve for x
    x = 80,470,471.78/8,827.85
  6. Step 6: Final answer
    x = 9,115.53

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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.