Home / 3,986.34-5,502.09-2,414.13

Finding the Fourth Proportional to 3,986.34, 5,502.09 and 2,414.13

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Solution

The fourth proportional to 3,986.34, 5,502.09 and 2,414.13 is: 3,332.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986.34 : 5,502.09 = 2,414.13 : x
  2. Step 2: Convert to fraction form
    3,986.34/5,502.09 = 2,414.13/x
  3. Step 3: Cross multiply
    3,986.34x = 5,502.09 × 2,414.13
  4. Step 4: Simplify right side
    3,986.34x = 13,282,760.53
  5. Step 5: Solve for x
    x = 13,282,760.53/3,986.34
  6. Step 6: Final answer
    x = 3,332.07

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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.