Home / 3,204.67-4,423.13-2,156.13

Finding the Fourth Proportional to 3,204.67, 4,423.13 and 2,156.13

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Solution

The fourth proportional to 3,204.67, 4,423.13 and 2,156.13 is: 2,975.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.67 : 4,423.13 = 2,156.13 : x
  2. Step 2: Convert to fraction form
    3,204.67/4,423.13 = 2,156.13/x
  3. Step 3: Cross multiply
    3,204.67x = 4,423.13 × 2,156.13
  4. Step 4: Simplify right side
    3,204.67x = 9,536,843.29
  5. Step 5: Solve for x
    x = 9,536,843.29/3,204.67
  6. Step 6: Final answer
    x = 2,975.92

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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.