Home / 3,031.08-4,545.09-1,180.77

Finding the Fourth Proportional to 3,031.08, 4,545.09 and 1,180.77

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Solution

The fourth proportional to 3,031.08, 4,545.09 and 1,180.77 is: 1,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.08 : 4,545.09 = 1,180.77 : x
  2. Step 2: Convert to fraction form
    3,031.08/4,545.09 = 1,180.77/x
  3. Step 3: Cross multiply
    3,031.08x = 4,545.09 × 1,180.77
  4. Step 4: Simplify right side
    3,031.08x = 5,366,705.92
  5. Step 5: Solve for x
    x = 5,366,705.92/3,031.08
  6. Step 6: Final answer
    x = 1,770.56

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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.