Home / 4,428.38-6,111.72-2,540.27

Finding the Fourth Proportional to 4,428.38, 6,111.72 and 2,540.27

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Solution

The fourth proportional to 4,428.38, 6,111.72 and 2,540.27 is: 3,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.38 : 6,111.72 = 2,540.27 : x
  2. Step 2: Convert to fraction form
    4,428.38/6,111.72 = 2,540.27/x
  3. Step 3: Cross multiply
    4,428.38x = 6,111.72 × 2,540.27
  4. Step 4: Simplify right side
    4,428.38x = 15,525,418.96
  5. Step 5: Solve for x
    x = 15,525,418.96/4,428.38
  6. Step 6: Final answer
    x = 3,505.89

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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.