Home / 3,038.97-4,192.32-2,045.71

Finding the Fourth Proportional to 3,038.97, 4,192.32 and 2,045.71

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Solution

The fourth proportional to 3,038.97, 4,192.32 and 2,045.71 is: 2,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.97 : 4,192.32 = 2,045.71 : x
  2. Step 2: Convert to fraction form
    3,038.97/4,192.32 = 2,045.71/x
  3. Step 3: Cross multiply
    3,038.97x = 4,192.32 × 2,045.71
  4. Step 4: Simplify right side
    3,038.97x = 8,576,270.95
  5. Step 5: Solve for x
    x = 8,576,270.95/3,038.97
  6. Step 6: Final answer
    x = 2,822.10

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1.5x scale

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.