Home / 2,242.33-3,094.39-1,247.59

Finding the Fourth Proportional to 2,242.33, 3,094.39 and 1,247.59

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Solution

The fourth proportional to 2,242.33, 3,094.39 and 1,247.59 is: 1,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.33 : 3,094.39 = 1,247.59 : x
  2. Step 2: Convert to fraction form
    2,242.33/3,094.39 = 1,247.59/x
  3. Step 3: Cross multiply
    2,242.33x = 3,094.39 × 1,247.59
  4. Step 4: Simplify right side
    2,242.33x = 3,860,530.02
  5. Step 5: Solve for x
    x = 3,860,530.02/2,242.33
  6. Step 6: Final answer
    x = 1,721.66

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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.