Home / 2,210.92-3,316.82-750.04

Finding the Fourth Proportional to 2,210.92, 3,316.82 and 750.04

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Solution

The fourth proportional to 2,210.92, 3,316.82 and 750.04 is: 1,125.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.92 : 3,316.82 = 750.04 : x
  2. Step 2: Convert to fraction form
    2,210.92/3,316.82 = 750.04/x
  3. Step 3: Cross multiply
    2,210.92x = 3,316.82 × 750.04
  4. Step 4: Simplify right side
    2,210.92x = 2,487,747.67
  5. Step 5: Solve for x
    x = 2,487,747.67/2,210.92
  6. Step 6: Final answer
    x = 1,125.21

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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.