Home / 4,229.49-5,836.71-2,315.31

Finding the Fourth Proportional to 4,229.49, 5,836.71 and 2,315.31

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Solution

The fourth proportional to 4,229.49, 5,836.71 and 2,315.31 is: 3,195.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.49 : 5,836.71 = 2,315.31 : x
  2. Step 2: Convert to fraction form
    4,229.49/5,836.71 = 2,315.31/x
  3. Step 3: Cross multiply
    4,229.49x = 5,836.71 × 2,315.31
  4. Step 4: Simplify right side
    4,229.49x = 13,513,793.03
  5. Step 5: Solve for x
    x = 13,513,793.03/4,229.49
  6. Step 6: Final answer
    x = 3,195.14

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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.