Home / 4,143.42-5,712.07-2,962.44

Finding the Fourth Proportional to 4,143.42, 5,712.07 and 2,962.44

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Solution

The fourth proportional to 4,143.42, 5,712.07 and 2,962.44 is: 4,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.42 : 5,712.07 = 2,962.44 : x
  2. Step 2: Convert to fraction form
    4,143.42/5,712.07 = 2,962.44/x
  3. Step 3: Cross multiply
    4,143.42x = 5,712.07 × 2,962.44
  4. Step 4: Simplify right side
    4,143.42x = 16,921,662.80
  5. Step 5: Solve for x
    x = 16,921,662.80/4,143.42
  6. Step 6: Final answer
    x = 4,083.98

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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.