Home / 2,373.90-3,562.19-1,278.24

Finding the Fourth Proportional to 2,373.90, 3,562.19 and 1,278.24

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Solution

The fourth proportional to 2,373.90, 3,562.19 and 1,278.24 is: 1,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.90 : 3,562.19 = 1,278.24 : x
  2. Step 2: Convert to fraction form
    2,373.90/3,562.19 = 1,278.24/x
  3. Step 3: Cross multiply
    2,373.90x = 3,562.19 × 1,278.24
  4. Step 4: Simplify right side
    2,373.90x = 4,553,333.75
  5. Step 5: Solve for x
    x = 4,553,333.75/2,373.90
  6. Step 6: Final answer
    x = 1,918.08

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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.