Home / 9,439.56-13,027.38-5,248.20

Finding the Fourth Proportional to 9,439.56, 13,027.38 and 5,248.20

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Solution

The fourth proportional to 9,439.56, 13,027.38 and 5,248.20 is: 7,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.56 : 13,027.38 = 5,248.20 : x
  2. Step 2: Convert to fraction form
    9,439.56/13,027.38 = 5,248.20/x
  3. Step 3: Cross multiply
    9,439.56x = 13,027.38 × 5,248.20
  4. Step 4: Simplify right side
    9,439.56x = 68,370,295.72
  5. Step 5: Solve for x
    x = 68,370,295.72/9,439.56
  6. Step 6: Final answer
    x = 7,242.95

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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.