Home / 5,044.60-6,961.45-2,806.47

Finding the Fourth Proportional to 5,044.60, 6,961.45 and 2,806.47

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Solution

The fourth proportional to 5,044.60, 6,961.45 and 2,806.47 is: 3,872.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.60 : 6,961.45 = 2,806.47 : x
  2. Step 2: Convert to fraction form
    5,044.60/6,961.45 = 2,806.47/x
  3. Step 3: Cross multiply
    5,044.60x = 6,961.45 × 2,806.47
  4. Step 4: Simplify right side
    5,044.60x = 19,537,072.72
  5. Step 5: Solve for x
    x = 19,537,072.72/5,044.60
  6. Step 6: Final answer
    x = 3,872.87

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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.