Home / 2,363.19-3,542.20-975.78

Finding the Fourth Proportional to 2,363.19, 3,542.20 and 975.78

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Solution

The fourth proportional to 2,363.19, 3,542.20 and 975.78 is: 1,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.19 : 3,542.20 = 975.78 : x
  2. Step 2: Convert to fraction form
    2,363.19/3,542.20 = 975.78/x
  3. Step 3: Cross multiply
    2,363.19x = 3,542.20 × 975.78
  4. Step 4: Simplify right side
    2,363.19x = 3,456,385.33
  5. Step 5: Solve for x
    x = 3,456,385.33/2,363.19
  6. Step 6: Final answer
    x = 1,462.59

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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.