Home / 4,013.31-5,538.61-2,245.03

Finding the Fourth Proportional to 4,013.31, 5,538.61 and 2,245.03

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Solution

The fourth proportional to 4,013.31, 5,538.61 and 2,245.03 is: 3,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.31 : 5,538.61 = 2,245.03 : x
  2. Step 2: Convert to fraction form
    4,013.31/5,538.61 = 2,245.03/x
  3. Step 3: Cross multiply
    4,013.31x = 5,538.61 × 2,245.03
  4. Step 4: Simplify right side
    4,013.31x = 12,434,340.00
  5. Step 5: Solve for x
    x = 12,434,340.00/4,013.31
  6. Step 6: Final answer
    x = 3,098.28

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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.