Home / 6,279.14-8,665.26-3,446.48

Finding the Fourth Proportional to 6,279.14, 8,665.26 and 3,446.48

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Solution

The fourth proportional to 6,279.14, 8,665.26 and 3,446.48 is: 4,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.14 : 8,665.26 = 3,446.48 : x
  2. Step 2: Convert to fraction form
    6,279.14/8,665.26 = 3,446.48/x
  3. Step 3: Cross multiply
    6,279.14x = 8,665.26 × 3,446.48
  4. Step 4: Simplify right side
    6,279.14x = 29,864,601.96
  5. Step 5: Solve for x
    x = 29,864,601.96/6,279.14
  6. Step 6: Final answer
    x = 4,756.16

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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.