Home / 4,853.98-7,279.43-2,079.91

Finding the Fourth Proportional to 4,853.98, 7,279.43 and 2,079.91

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Solution

The fourth proportional to 4,853.98, 7,279.43 and 2,079.91 is: 3,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.98 : 7,279.43 = 2,079.91 : x
  2. Step 2: Convert to fraction form
    4,853.98/7,279.43 = 2,079.91/x
  3. Step 3: Cross multiply
    4,853.98x = 7,279.43 × 2,079.91
  4. Step 4: Simplify right side
    4,853.98x = 15,140,530.65
  5. Step 5: Solve for x
    x = 15,140,530.65/4,853.98
  6. Step 6: Final answer
    x = 3,119.20

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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.