Home / 4,327.56-5,972.16-2,439.21

Finding the Fourth Proportional to 4,327.56, 5,972.16 and 2,439.21

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Solution

The fourth proportional to 4,327.56, 5,972.16 and 2,439.21 is: 3,366.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.56 : 5,972.16 = 2,439.21 : x
  2. Step 2: Convert to fraction form
    4,327.56/5,972.16 = 2,439.21/x
  3. Step 3: Cross multiply
    4,327.56x = 5,972.16 × 2,439.21
  4. Step 4: Simplify right side
    4,327.56x = 14,567,352.39
  5. Step 5: Solve for x
    x = 14,567,352.39/4,327.56
  6. Step 6: Final answer
    x = 3,366.18

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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.