Home / 1,246.20-1,867.46-552.22

Finding the Fourth Proportional to 1,246.20, 1,867.46 and 552.22

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Solution

The fourth proportional to 1,246.20, 1,867.46 and 552.22 is: 827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.20 : 1,867.46 = 552.22 : x
  2. Step 2: Convert to fraction form
    1,246.20/1,867.46 = 552.22/x
  3. Step 3: Cross multiply
    1,246.20x = 1,867.46 × 552.22
  4. Step 4: Simplify right side
    1,246.20x = 1,031,248.76
  5. Step 5: Solve for x
    x = 1,031,248.76/1,246.20
  6. Step 6: Final answer
    x = 827.51

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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.