Home / 3,599.30-5,398.80-1,135.89

Finding the Fourth Proportional to 3,599.30, 5,398.80 and 1,135.89

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Solution

The fourth proportional to 3,599.30, 5,398.80 and 1,135.89 is: 1,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.30 : 5,398.80 = 1,135.89 : x
  2. Step 2: Convert to fraction form
    3,599.30/5,398.80 = 1,135.89/x
  3. Step 3: Cross multiply
    3,599.30x = 5,398.80 × 1,135.89
  4. Step 4: Simplify right side
    3,599.30x = 6,132,445.06
  5. Step 5: Solve for x
    x = 6,132,445.06/3,599.30
  6. Step 6: Final answer
    x = 1,703.79

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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.