Home / 5,376.40-7,422.36-3,252.28

Finding the Fourth Proportional to 5,376.40, 7,422.36 and 3,252.28

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Solution

The fourth proportional to 5,376.40, 7,422.36 and 3,252.28 is: 4,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.40 : 7,422.36 = 3,252.28 : x
  2. Step 2: Convert to fraction form
    5,376.40/7,422.36 = 3,252.28/x
  3. Step 3: Cross multiply
    5,376.40x = 7,422.36 × 3,252.28
  4. Step 4: Simplify right side
    5,376.40x = 24,139,592.98
  5. Step 5: Solve for x
    x = 24,139,592.98/5,376.40
  6. Step 6: Final answer
    x = 4,489.92

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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.