Home / 2,302.31-3,177.23-1,254.37

Finding the Fourth Proportional to 2,302.31, 3,177.23 and 1,254.37

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Solution

The fourth proportional to 2,302.31, 3,177.23 and 1,254.37 is: 1,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.31 : 3,177.23 = 1,254.37 : x
  2. Step 2: Convert to fraction form
    2,302.31/3,177.23 = 1,254.37/x
  3. Step 3: Cross multiply
    2,302.31x = 3,177.23 × 1,254.37
  4. Step 4: Simplify right side
    2,302.31x = 3,985,422.00
  5. Step 5: Solve for x
    x = 3,985,422.00/2,302.31
  6. Step 6: Final answer
    x = 1,731.05

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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.