Home / 3,595.11-5,392.68-1,129.72

Finding the Fourth Proportional to 3,595.11, 5,392.68 and 1,129.72

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Solution

The fourth proportional to 3,595.11, 5,392.68 and 1,129.72 is: 1,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.11 : 5,392.68 = 1,129.72 : x
  2. Step 2: Convert to fraction form
    3,595.11/5,392.68 = 1,129.72/x
  3. Step 3: Cross multiply
    3,595.11x = 5,392.68 × 1,129.72
  4. Step 4: Simplify right side
    3,595.11x = 6,092,218.45
  5. Step 5: Solve for x
    x = 6,092,218.45/3,595.11
  6. Step 6: Final answer
    x = 1,694.58

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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.