Home / 5,122.32-7,677.72-2,527.08

Finding the Fourth Proportional to 5,122.32, 7,677.72 and 2,527.08

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Solution

The fourth proportional to 5,122.32, 7,677.72 and 2,527.08 is: 3,787.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.32 : 7,677.72 = 2,527.08 : x
  2. Step 2: Convert to fraction form
    5,122.32/7,677.72 = 2,527.08/x
  3. Step 3: Cross multiply
    5,122.32x = 7,677.72 × 2,527.08
  4. Step 4: Simplify right side
    5,122.32x = 19,402,212.66
  5. Step 5: Solve for x
    x = 19,402,212.66/5,122.32
  6. Step 6: Final answer
    x = 3,787.78

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