Home / 2,917.23-4,376.10-1,251.43

Finding the Fourth Proportional to 2,917.23, 4,376.10 and 1,251.43

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Solution

The fourth proportional to 2,917.23, 4,376.10 and 1,251.43 is: 1,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.23 : 4,376.10 = 1,251.43 : x
  2. Step 2: Convert to fraction form
    2,917.23/4,376.10 = 1,251.43/x
  3. Step 3: Cross multiply
    2,917.23x = 4,376.10 × 1,251.43
  4. Step 4: Simplify right side
    2,917.23x = 5,476,384.48
  5. Step 5: Solve for x
    x = 5,476,384.48/2,917.23
  6. Step 6: Final answer
    x = 1,877.25

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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.