Home / 8,836.10-13,261.85-4,679.09

Finding the Fourth Proportional to 8,836.10, 13,261.85 and 4,679.09

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Solution

The fourth proportional to 8,836.10, 13,261.85 and 4,679.09 is: 7,022.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.10 : 13,261.85 = 4,679.09 : x
  2. Step 2: Convert to fraction form
    8,836.10/13,261.85 = 4,679.09/x
  3. Step 3: Cross multiply
    8,836.10x = 13,261.85 × 4,679.09
  4. Step 4: Simplify right side
    8,836.10x = 62,053,366.32
  5. Step 5: Solve for x
    x = 62,053,366.32/8,836.10
  6. Step 6: Final answer
    x = 7,022.71

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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.