Home / 3,599.12-5,397.63-1,519.59

Finding the Fourth Proportional to 3,599.12, 5,397.63 and 1,519.59

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Solution

The fourth proportional to 3,599.12, 5,397.63 and 1,519.59 is: 2,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.12 : 5,397.63 = 1,519.59 : x
  2. Step 2: Convert to fraction form
    3,599.12/5,397.63 = 1,519.59/x
  3. Step 3: Cross multiply
    3,599.12x = 5,397.63 × 1,519.59
  4. Step 4: Simplify right side
    3,599.12x = 8,202,184.57
  5. Step 5: Solve for x
    x = 8,202,184.57/3,599.12
  6. Step 6: Final answer
    x = 2,278.94

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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.