Home / 2,302.36-3,177.28-1,254.44

Finding the Fourth Proportional to 2,302.36, 3,177.28 and 1,254.44

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Solution

The fourth proportional to 2,302.36, 3,177.28 and 1,254.44 is: 1,731.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.36 : 3,177.28 = 1,254.44 : x
  2. Step 2: Convert to fraction form
    2,302.36/3,177.28 = 1,254.44/x
  3. Step 3: Cross multiply
    2,302.36x = 3,177.28 × 1,254.44
  4. Step 4: Simplify right side
    2,302.36x = 3,985,707.12
  5. Step 5: Solve for x
    x = 3,985,707.12/2,302.36
  6. Step 6: Final answer
    x = 1,731.14

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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.