Home / 2,398.11-3,592.45-1,615.95

Finding the Fourth Proportional to 2,398.11, 3,592.45 and 1,615.95

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Solution

The fourth proportional to 2,398.11, 3,592.45 and 1,615.95 is: 2,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.11 : 3,592.45 = 1,615.95 : x
  2. Step 2: Convert to fraction form
    2,398.11/3,592.45 = 1,615.95/x
  3. Step 3: Cross multiply
    2,398.11x = 3,592.45 × 1,615.95
  4. Step 4: Simplify right side
    2,398.11x = 5,805,221.60
  5. Step 5: Solve for x
    x = 5,805,221.60/2,398.11
  6. Step 6: Final answer
    x = 2,420.75

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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.