Home / 6,279.30-9,412.57-3,359.65

Finding the Fourth Proportional to 6,279.30, 9,412.57 and 3,359.65

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Solution

The fourth proportional to 6,279.30, 9,412.57 and 3,359.65 is: 5,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.30 : 9,412.57 = 3,359.65 : x
  2. Step 2: Convert to fraction form
    6,279.30/9,412.57 = 3,359.65/x
  3. Step 3: Cross multiply
    6,279.30x = 9,412.57 × 3,359.65
  4. Step 4: Simplify right side
    6,279.30x = 31,622,940.80
  5. Step 5: Solve for x
    x = 31,622,940.80/6,279.30
  6. Step 6: Final answer
    x = 5,036.06

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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.