Home / 8,291.61-11,441.79-4,706.15

Finding the Fourth Proportional to 8,291.61, 11,441.79 and 4,706.15

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Solution

The fourth proportional to 8,291.61, 11,441.79 and 4,706.15 is: 6,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.61 : 11,441.79 = 4,706.15 : x
  2. Step 2: Convert to fraction form
    8,291.61/11,441.79 = 4,706.15/x
  3. Step 3: Cross multiply
    8,291.61x = 11,441.79 × 4,706.15
  4. Step 4: Simplify right side
    8,291.61x = 53,846,722.80
  5. Step 5: Solve for x
    x = 53,846,722.80/8,291.61
  6. Step 6: Final answer
    x = 6,494.12

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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.