Home / 3,079.98-4,244.45-2,239.83

Finding the Fourth Proportional to 3,079.98, 4,244.45 and 2,239.83

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Solution

The fourth proportional to 3,079.98, 4,244.45 and 2,239.83 is: 3,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.98 : 4,244.45 = 2,239.83 : x
  2. Step 2: Convert to fraction form
    3,079.98/4,244.45 = 2,239.83/x
  3. Step 3: Cross multiply
    3,079.98x = 4,244.45 × 2,239.83
  4. Step 4: Simplify right side
    3,079.98x = 9,506,835.24
  5. Step 5: Solve for x
    x = 9,506,835.24/3,079.98
  6. Step 6: Final answer
    x = 3,086.65

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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.