Home / 11,599.20-17,397.86-3,278.88

Finding the Fourth Proportional to 11,599.20, 17,397.86 and 3,278.88

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Solution

The fourth proportional to 11,599.20, 17,397.86 and 3,278.88 is: 4,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,599.20 : 17,397.86 = 3,278.88 : x
  2. Step 2: Convert to fraction form
    11,599.20/17,397.86 = 3,278.88/x
  3. Step 3: Cross multiply
    11,599.20x = 17,397.86 × 3,278.88
  4. Step 4: Simplify right side
    11,599.20x = 57,045,495.20
  5. Step 5: Solve for x
    x = 57,045,495.20/11,599.20
  6. Step 6: Final answer
    x = 4,918.05

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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.