Home / 4,456.10-6,149.31-2,439.50

Finding the Fourth Proportional to 4,456.10, 6,149.31 and 2,439.50

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Solution

The fourth proportional to 4,456.10, 6,149.31 and 2,439.50 is: 3,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.10 : 6,149.31 = 2,439.50 : x
  2. Step 2: Convert to fraction form
    4,456.10/6,149.31 = 2,439.50/x
  3. Step 3: Cross multiply
    4,456.10x = 6,149.31 × 2,439.50
  4. Step 4: Simplify right side
    4,456.10x = 15,001,257.12
  5. Step 5: Solve for x
    x = 15,001,257.12/4,456.10
  6. Step 6: Final answer
    x = 3,366.46

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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.