Home / 2,261.90-3,389.88-2,204.66

Finding the Fourth Proportional to 2,261.90, 3,389.88 and 2,204.66

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Solution

The fourth proportional to 2,261.90, 3,389.88 and 2,204.66 is: 3,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.90 : 3,389.88 = 2,204.66 : x
  2. Step 2: Convert to fraction form
    2,261.90/3,389.88 = 2,204.66/x
  3. Step 3: Cross multiply
    2,261.90x = 3,389.88 × 2,204.66
  4. Step 4: Simplify right side
    2,261.90x = 7,473,532.84
  5. Step 5: Solve for x
    x = 7,473,532.84/2,261.90
  6. Step 6: Final answer
    x = 3,304.10

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1.5x scale

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.