Home / 2,498.20-3,745.04-1,036.40

Finding the Fourth Proportional to 2,498.20, 3,745.04 and 1,036.40

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Solution

The fourth proportional to 2,498.20, 3,745.04 and 1,036.40 is: 1,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,498.20 : 3,745.04 = 1,036.40 : x
  2. Step 2: Convert to fraction form
    2,498.20/3,745.04 = 1,036.40/x
  3. Step 3: Cross multiply
    2,498.20x = 3,745.04 × 1,036.40
  4. Step 4: Simplify right side
    2,498.20x = 3,881,359.46
  5. Step 5: Solve for x
    x = 3,881,359.46/2,498.20
  6. Step 6: Final answer
    x = 1,553.66

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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.