Home / 4,143.26-5,717.18-2,801.79

Finding the Fourth Proportional to 4,143.26, 5,717.18 and 2,801.79

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Solution

The fourth proportional to 4,143.26, 5,717.18 and 2,801.79 is: 3,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.26 : 5,717.18 = 2,801.79 : x
  2. Step 2: Convert to fraction form
    4,143.26/5,717.18 = 2,801.79/x
  3. Step 3: Cross multiply
    4,143.26x = 5,717.18 × 2,801.79
  4. Step 4: Simplify right side
    4,143.26x = 16,018,344.76
  5. Step 5: Solve for x
    x = 16,018,344.76/4,143.26
  6. Step 6: Final answer
    x = 3,866.12

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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.