Home / 3,082.49-4,256.94-1,963.93

Finding the Fourth Proportional to 3,082.49, 4,256.94 and 1,963.93

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Solution

The fourth proportional to 3,082.49, 4,256.94 and 1,963.93 is: 2,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.49 : 4,256.94 = 1,963.93 : x
  2. Step 2: Convert to fraction form
    3,082.49/4,256.94 = 1,963.93/x
  3. Step 3: Cross multiply
    3,082.49x = 4,256.94 × 1,963.93
  4. Step 4: Simplify right side
    3,082.49x = 8,360,301.07
  5. Step 5: Solve for x
    x = 8,360,301.07/3,082.49
  6. Step 6: Final answer
    x = 2,712.20

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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.