Home / 3,599.12-5,398.98-1,100.87

Finding the Fourth Proportional to 3,599.12, 5,398.98 and 1,100.87

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Solution

The fourth proportional to 3,599.12, 5,398.98 and 1,100.87 is: 1,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.12 : 5,398.98 = 1,100.87 : x
  2. Step 2: Convert to fraction form
    3,599.12/5,398.98 = 1,100.87/x
  3. Step 3: Cross multiply
    3,599.12x = 5,398.98 × 1,100.87
  4. Step 4: Simplify right side
    3,599.12x = 5,943,548.12
  5. Step 5: Solve for x
    x = 5,943,548.12/3,599.12
  6. Step 6: Final answer
    x = 1,651.39

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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.