Home / 4,399.28-6,071.48-2,805.97

Finding the Fourth Proportional to 4,399.28, 6,071.48 and 2,805.97

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Solution

The fourth proportional to 4,399.28, 6,071.48 and 2,805.97 is: 3,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.28 : 6,071.48 = 2,805.97 : x
  2. Step 2: Convert to fraction form
    4,399.28/6,071.48 = 2,805.97/x
  3. Step 3: Cross multiply
    4,399.28x = 6,071.48 × 2,805.97
  4. Step 4: Simplify right side
    4,399.28x = 17,036,390.74
  5. Step 5: Solve for x
    x = 17,036,390.74/4,399.28
  6. Step 6: Final answer
    x = 3,872.54

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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.