Home / 3,491.20-5,237.52-1,182.88

Finding the Fourth Proportional to 3,491.20, 5,237.52 and 1,182.88

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Solution

The fourth proportional to 3,491.20, 5,237.52 and 1,182.88 is: 1,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.20 : 5,237.52 = 1,182.88 : x
  2. Step 2: Convert to fraction form
    3,491.20/5,237.52 = 1,182.88/x
  3. Step 3: Cross multiply
    3,491.20x = 5,237.52 × 1,182.88
  4. Step 4: Simplify right side
    3,491.20x = 6,195,357.66
  5. Step 5: Solve for x
    x = 6,195,357.66/3,491.20
  6. Step 6: Final answer
    x = 1,774.56

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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.