Home / 3,008.79-4,151.16-2,301.66

Finding the Fourth Proportional to 3,008.79, 4,151.16 and 2,301.66

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Solution

The fourth proportional to 3,008.79, 4,151.16 and 2,301.66 is: 3,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.79 : 4,151.16 = 2,301.66 : x
  2. Step 2: Convert to fraction form
    3,008.79/4,151.16 = 2,301.66/x
  3. Step 3: Cross multiply
    3,008.79x = 4,151.16 × 2,301.66
  4. Step 4: Simplify right side
    3,008.79x = 9,554,558.93
  5. Step 5: Solve for x
    x = 9,554,558.93/3,008.79
  6. Step 6: Final answer
    x = 3,175.55

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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.