Home / 2,803.92-4,209.98-2,320.04

Finding the Fourth Proportional to 2,803.92, 4,209.98 and 2,320.04

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Solution

The fourth proportional to 2,803.92, 4,209.98 and 2,320.04 is: 3,483.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.92 : 4,209.98 = 2,320.04 : x
  2. Step 2: Convert to fraction form
    2,803.92/4,209.98 = 2,320.04/x
  3. Step 3: Cross multiply
    2,803.92x = 4,209.98 × 2,320.04
  4. Step 4: Simplify right side
    2,803.92x = 9,767,320.92
  5. Step 5: Solve for x
    x = 9,767,320.92/2,803.92
  6. Step 6: Final answer
    x = 3,483.46

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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.