Home / 8,506.10-11,738.35-4,729.61

Finding the Fourth Proportional to 8,506.10, 11,738.35 and 4,729.61

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Solution

The fourth proportional to 8,506.10, 11,738.35 and 4,729.61 is: 6,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506.10 : 11,738.35 = 4,729.61 : x
  2. Step 2: Convert to fraction form
    8,506.10/11,738.35 = 4,729.61/x
  3. Step 3: Cross multiply
    8,506.10x = 11,738.35 × 4,729.61
  4. Step 4: Simplify right side
    8,506.10x = 55,517,817.54
  5. Step 5: Solve for x
    x = 55,517,817.54/8,506.10
  6. Step 6: Final answer
    x = 6,526.82

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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.