Home / 8,966.59-13,454.49-6,788.70

Finding the Fourth Proportional to 8,966.59, 13,454.49 and 6,788.70

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Solution

The fourth proportional to 8,966.59, 13,454.49 and 6,788.70 is: 10,186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.59 : 13,454.49 = 6,788.70 : x
  2. Step 2: Convert to fraction form
    8,966.59/13,454.49 = 6,788.70/x
  3. Step 3: Cross multiply
    8,966.59x = 13,454.49 × 6,788.70
  4. Step 4: Simplify right side
    8,966.59x = 91,338,496.26
  5. Step 5: Solve for x
    x = 91,338,496.26/8,966.59
  6. Step 6: Final answer
    x = 10,186.54

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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.