Home / 3,003.23-4,139.49-2,008.14

Finding the Fourth Proportional to 3,003.23, 4,139.49 and 2,008.14

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Solution

The fourth proportional to 3,003.23, 4,139.49 and 2,008.14 is: 2,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.23 : 4,139.49 = 2,008.14 : x
  2. Step 2: Convert to fraction form
    3,003.23/4,139.49 = 2,008.14/x
  3. Step 3: Cross multiply
    3,003.23x = 4,139.49 × 2,008.14
  4. Step 4: Simplify right side
    3,003.23x = 8,312,675.45
  5. Step 5: Solve for x
    x = 8,312,675.45/3,003.23
  6. Step 6: Final answer
    x = 2,767.91

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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.