Home / 2,242.08-3,094.16-1,247.44

Finding the Fourth Proportional to 2,242.08, 3,094.16 and 1,247.44

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Solution

The fourth proportional to 2,242.08, 3,094.16 and 1,247.44 is: 1,721.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.08 : 3,094.16 = 1,247.44 : x
  2. Step 2: Convert to fraction form
    2,242.08/3,094.16 = 1,247.44/x
  3. Step 3: Cross multiply
    2,242.08x = 3,094.16 × 1,247.44
  4. Step 4: Simplify right side
    2,242.08x = 3,859,778.95
  5. Step 5: Solve for x
    x = 3,859,778.95/2,242.08
  6. Step 6: Final answer
    x = 1,721.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.