Home / 6,279.96-9,422.64-2,993.08

Finding the Fourth Proportional to 6,279.96, 9,422.64 and 2,993.08

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Solution

The fourth proportional to 6,279.96, 9,422.64 and 2,993.08 is: 4,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.96 : 9,422.64 = 2,993.08 : x
  2. Step 2: Convert to fraction form
    6,279.96/9,422.64 = 2,993.08/x
  3. Step 3: Cross multiply
    6,279.96x = 9,422.64 × 2,993.08
  4. Step 4: Simplify right side
    6,279.96x = 28,202,715.33
  5. Step 5: Solve for x
    x = 28,202,715.33/6,279.96
  6. Step 6: Final answer
    x = 4,490.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.