Home / 2,247.03-3,370.85-948.20

Finding the Fourth Proportional to 2,247.03, 3,370.85 and 948.20

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Solution

The fourth proportional to 2,247.03, 3,370.85 and 948.20 is: 1,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.03 : 3,370.85 = 948.20 : x
  2. Step 2: Convert to fraction form
    2,247.03/3,370.85 = 948.20/x
  3. Step 3: Cross multiply
    2,247.03x = 3,370.85 × 948.20
  4. Step 4: Simplify right side
    2,247.03x = 3,196,218.37
  5. Step 5: Solve for x
    x = 3,196,218.37/2,247.03
  6. Step 6: Final answer
    x = 1,422.42

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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.