Home / 1,747.10-2,615.85-1,363.10

Finding the Fourth Proportional to 1,747.10, 2,615.85 and 1,363.10

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Solution

The fourth proportional to 1,747.10, 2,615.85 and 1,363.10 is: 2,040.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.10 : 2,615.85 = 1,363.10 : x
  2. Step 2: Convert to fraction form
    1,747.10/2,615.85 = 1,363.10/x
  3. Step 3: Cross multiply
    1,747.10x = 2,615.85 × 1,363.10
  4. Step 4: Simplify right side
    1,747.10x = 3,565,665.14
  5. Step 5: Solve for x
    x = 3,565,665.14/1,747.10
  6. Step 6: Final answer
    x = 2,040.91

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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.