Home / 2,463.75-3,377.79-2,419.40

Finding the Fourth Proportional to 2,463.75, 3,377.79 and 2,419.40

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Solution

The fourth proportional to 2,463.75, 3,377.79 and 2,419.40 is: 3,316.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.75 : 3,377.79 = 2,419.40 : x
  2. Step 2: Convert to fraction form
    2,463.75/3,377.79 = 2,419.40/x
  3. Step 3: Cross multiply
    2,463.75x = 3,377.79 × 2,419.40
  4. Step 4: Simplify right side
    2,463.75x = 8,172,233.57
  5. Step 5: Solve for x
    x = 8,172,233.57/2,463.75
  6. Step 6: Final answer
    x = 3,316.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.