Home / 3,244.80-4,474.89-2,125.38

Finding the Fourth Proportional to 3,244.80, 4,474.89 and 2,125.38

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Solution

The fourth proportional to 3,244.80, 4,474.89 and 2,125.38 is: 2,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.80 : 4,474.89 = 2,125.38 : x
  2. Step 2: Convert to fraction form
    3,244.80/4,474.89 = 2,125.38/x
  3. Step 3: Cross multiply
    3,244.80x = 4,474.89 × 2,125.38
  4. Step 4: Simplify right side
    3,244.80x = 9,510,841.71
  5. Step 5: Solve for x
    x = 9,510,841.71/3,244.80
  6. Step 6: Final answer
    x = 2,931.10

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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.