Home / 2,416.36-3,625.11-750.40

Finding the Fourth Proportional to 2,416.36, 3,625.11 and 750.40

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Solution

The fourth proportional to 2,416.36, 3,625.11 and 750.40 is: 1,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.36 : 3,625.11 = 750.40 : x
  2. Step 2: Convert to fraction form
    2,416.36/3,625.11 = 750.40/x
  3. Step 3: Cross multiply
    2,416.36x = 3,625.11 × 750.40
  4. Step 4: Simplify right side
    2,416.36x = 2,720,282.54
  5. Step 5: Solve for x
    x = 2,720,282.54/2,416.36
  6. Step 6: Final answer
    x = 1,125.78

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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.