Home / 3,089.30-4,259.89-2,204.74

Finding the Fourth Proportional to 3,089.30, 4,259.89 and 2,204.74

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Solution

The fourth proportional to 3,089.30, 4,259.89 and 2,204.74 is: 3,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.30 : 4,259.89 = 2,204.74 : x
  2. Step 2: Convert to fraction form
    3,089.30/4,259.89 = 2,204.74/x
  3. Step 3: Cross multiply
    3,089.30x = 4,259.89 × 2,204.74
  4. Step 4: Simplify right side
    3,089.30x = 9,391,949.88
  5. Step 5: Solve for x
    x = 9,391,949.88/3,089.30
  6. Step 6: Final answer
    x = 3,040.15

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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.