Home / 3,854.33-5,318.97-2,176.10

Finding the Fourth Proportional to 3,854.33, 5,318.97 and 2,176.10

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Solution

The fourth proportional to 3,854.33, 5,318.97 and 2,176.10 is: 3,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.33 : 5,318.97 = 2,176.10 : x
  2. Step 2: Convert to fraction form
    3,854.33/5,318.97 = 2,176.10/x
  3. Step 3: Cross multiply
    3,854.33x = 5,318.97 × 2,176.10
  4. Step 4: Simplify right side
    3,854.33x = 11,574,584.02
  5. Step 5: Solve for x
    x = 11,574,584.02/3,854.33
  6. Step 6: Final answer
    x = 3,003.01

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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.