Home / 8,988.96-13,467.02-6,517.65

Finding the Fourth Proportional to 8,988.96, 13,467.02 and 6,517.65

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Solution

The fourth proportional to 8,988.96, 13,467.02 and 6,517.65 is: 9,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.96 : 13,467.02 = 6,517.65 : x
  2. Step 2: Convert to fraction form
    8,988.96/13,467.02 = 6,517.65/x
  3. Step 3: Cross multiply
    8,988.96x = 13,467.02 × 6,517.65
  4. Step 4: Simplify right side
    8,988.96x = 87,773,290.31
  5. Step 5: Solve for x
    x = 87,773,290.31/8,988.96
  6. Step 6: Final answer
    x = 9,764.57

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1.5x scale

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.