Home / 4,227.28-6,342.72-2,376.16

Finding the Fourth Proportional to 4,227.28, 6,342.72 and 2,376.16

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Solution

The fourth proportional to 4,227.28, 6,342.72 and 2,376.16 is: 3,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.28 : 6,342.72 = 2,376.16 : x
  2. Step 2: Convert to fraction form
    4,227.28/6,342.72 = 2,376.16/x
  3. Step 3: Cross multiply
    4,227.28x = 6,342.72 × 2,376.16
  4. Step 4: Simplify right side
    4,227.28x = 15,071,317.56
  5. Step 5: Solve for x
    x = 15,071,317.56/4,227.28
  6. Step 6: Final answer
    x = 3,565.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.