Home / 2,239.52-3,090.54-1,244.77

Finding the Fourth Proportional to 2,239.52, 3,090.54 and 1,244.77

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Solution

The fourth proportional to 2,239.52, 3,090.54 and 1,244.77 is: 1,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.52 : 3,090.54 = 1,244.77 : x
  2. Step 2: Convert to fraction form
    2,239.52/3,090.54 = 1,244.77/x
  3. Step 3: Cross multiply
    2,239.52x = 3,090.54 × 1,244.77
  4. Step 4: Simplify right side
    2,239.52x = 3,846,989.80
  5. Step 5: Solve for x
    x = 3,846,989.80/2,239.52
  6. Step 6: Final answer
    x = 1,717.78

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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.