Home / 2,302.83-3,177.90-1,254.89

Finding the Fourth Proportional to 2,302.83, 3,177.90 and 1,254.89

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Solution

The fourth proportional to 2,302.83, 3,177.90 and 1,254.89 is: 1,731.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.83 : 3,177.90 = 1,254.89 : x
  2. Step 2: Convert to fraction form
    2,302.83/3,177.90 = 1,254.89/x
  3. Step 3: Cross multiply
    2,302.83x = 3,177.90 × 1,254.89
  4. Step 4: Simplify right side
    2,302.83x = 3,987,908.66
  5. Step 5: Solve for x
    x = 3,987,908.66/2,302.83
  6. Step 6: Final answer
    x = 1,731.75

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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.