Home / 4,937.68-7,405.44-2,853.28

Finding the Fourth Proportional to 4,937.68, 7,405.44 and 2,853.28

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Solution

The fourth proportional to 4,937.68, 7,405.44 and 2,853.28 is: 4,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.68 : 7,405.44 = 2,853.28 : x
  2. Step 2: Convert to fraction form
    4,937.68/7,405.44 = 2,853.28/x
  3. Step 3: Cross multiply
    4,937.68x = 7,405.44 × 2,853.28
  4. Step 4: Simplify right side
    4,937.68x = 21,129,793.84
  5. Step 5: Solve for x
    x = 21,129,793.84/4,937.68
  6. Step 6: Final answer
    x = 4,279.30

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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.