Home / 8,721.66-13,060.60-4,546.92

Finding the Fourth Proportional to 8,721.66, 13,060.60 and 4,546.92

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Solution

The fourth proportional to 8,721.66, 13,060.60 and 4,546.92 is: 6,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721.66 : 13,060.60 = 4,546.92 : x
  2. Step 2: Convert to fraction form
    8,721.66/13,060.60 = 4,546.92/x
  3. Step 3: Cross multiply
    8,721.66x = 13,060.60 × 4,546.92
  4. Step 4: Simplify right side
    8,721.66x = 59,385,503.35
  5. Step 5: Solve for x
    x = 59,385,503.35/8,721.66
  6. Step 6: Final answer
    x = 6,808.97

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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.