Home / 9,116.70-13,675.05-3,272.55

Finding the Fourth Proportional to 9,116.70, 13,675.05 and 3,272.55

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Solution

The fourth proportional to 9,116.70, 13,675.05 and 3,272.55 is: 4,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.70 : 13,675.05 = 3,272.55 : x
  2. Step 2: Convert to fraction form
    9,116.70/13,675.05 = 3,272.55/x
  3. Step 3: Cross multiply
    9,116.70x = 13,675.05 × 3,272.55
  4. Step 4: Simplify right side
    9,116.70x = 44,752,284.88
  5. Step 5: Solve for x
    x = 44,752,284.88/9,116.70
  6. Step 6: Final answer
    x = 4,908.83

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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.