Home / 4,439.31-6,122.30-2,865.75

Finding the Fourth Proportional to 4,439.31, 6,122.30 and 2,865.75

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Solution

The fourth proportional to 4,439.31, 6,122.30 and 2,865.75 is: 3,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.31 : 6,122.30 = 2,865.75 : x
  2. Step 2: Convert to fraction form
    4,439.31/6,122.30 = 2,865.75/x
  3. Step 3: Cross multiply
    4,439.31x = 6,122.30 × 2,865.75
  4. Step 4: Simplify right side
    4,439.31x = 17,544,966.90
  5. Step 5: Solve for x
    x = 17,544,966.90/4,439.31
  6. Step 6: Final answer
    x = 3,952.18

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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.