Home / 3,038.94-4,192.02-2,480.04

Finding the Fourth Proportional to 3,038.94, 4,192.02 and 2,480.04

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Solution

The fourth proportional to 3,038.94, 4,192.02 and 2,480.04 is: 3,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.94 : 4,192.02 = 2,480.04 : x
  2. Step 2: Convert to fraction form
    3,038.94/4,192.02 = 2,480.04/x
  3. Step 3: Cross multiply
    3,038.94x = 4,192.02 × 2,480.04
  4. Step 4: Simplify right side
    3,038.94x = 10,396,377.28
  5. Step 5: Solve for x
    x = 10,396,377.28/3,038.94
  6. Step 6: Final answer
    x = 3,421.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.