Home / 2,291.36-3,437.62-1,251.08

Finding the Fourth Proportional to 2,291.36, 3,437.62 and 1,251.08

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Solution

The fourth proportional to 2,291.36, 3,437.62 and 1,251.08 is: 1,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.36 : 3,437.62 = 1,251.08 : x
  2. Step 2: Convert to fraction form
    2,291.36/3,437.62 = 1,251.08/x
  3. Step 3: Cross multiply
    2,291.36x = 3,437.62 × 1,251.08
  4. Step 4: Simplify right side
    2,291.36x = 4,300,737.63
  5. Step 5: Solve for x
    x = 4,300,737.63/2,291.36
  6. Step 6: Final answer
    x = 1,876.94

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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.