Home / 4,042.31-5,580.09-2,713.50

Finding the Fourth Proportional to 4,042.31, 5,580.09 and 2,713.50

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Solution

The fourth proportional to 4,042.31, 5,580.09 and 2,713.50 is: 3,745.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.31 : 5,580.09 = 2,713.50 : x
  2. Step 2: Convert to fraction form
    4,042.31/5,580.09 = 2,713.50/x
  3. Step 3: Cross multiply
    4,042.31x = 5,580.09 × 2,713.50
  4. Step 4: Simplify right side
    4,042.31x = 15,141,574.22
  5. Step 5: Solve for x
    x = 15,141,574.22/4,042.31
  6. Step 6: Final answer
    x = 3,745.78

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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.