Home / 4,538.49-6,807.60-1,251.78

Finding the Fourth Proportional to 4,538.49, 6,807.60 and 1,251.78

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Solution

The fourth proportional to 4,538.49, 6,807.60 and 1,251.78 is: 1,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.49 : 6,807.60 = 1,251.78 : x
  2. Step 2: Convert to fraction form
    4,538.49/6,807.60 = 1,251.78/x
  3. Step 3: Cross multiply
    4,538.49x = 6,807.60 × 1,251.78
  4. Step 4: Simplify right side
    4,538.49x = 8,521,617.53
  5. Step 5: Solve for x
    x = 8,521,617.53/4,538.49
  6. Step 6: Final answer
    x = 1,877.63

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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.