Home / 7,514.43-10,369.11-4,156.71

Finding the Fourth Proportional to 7,514.43, 10,369.11 and 4,156.71

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Solution

The fourth proportional to 7,514.43, 10,369.11 and 4,156.71 is: 5,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.43 : 10,369.11 = 4,156.71 : x
  2. Step 2: Convert to fraction form
    7,514.43/10,369.11 = 4,156.71/x
  3. Step 3: Cross multiply
    7,514.43x = 10,369.11 × 4,156.71
  4. Step 4: Simplify right side
    7,514.43x = 43,101,383.23
  5. Step 5: Solve for x
    x = 43,101,383.23/7,514.43
  6. Step 6: Final answer
    x = 5,735.82

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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.