Home / 5,931.73-8,186.10-3,279.38

Finding the Fourth Proportional to 5,931.73, 8,186.10 and 3,279.38

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Solution

The fourth proportional to 5,931.73, 8,186.10 and 3,279.38 is: 4,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.73 : 8,186.10 = 3,279.38 : x
  2. Step 2: Convert to fraction form
    5,931.73/8,186.10 = 3,279.38/x
  3. Step 3: Cross multiply
    5,931.73x = 8,186.10 × 3,279.38
  4. Step 4: Simplify right side
    5,931.73x = 26,845,332.62
  5. Step 5: Solve for x
    x = 26,845,332.62/5,931.73
  6. Step 6: Final answer
    x = 4,525.72

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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.