Home / 5,223.44-7,838.28-2,760.08

Finding the Fourth Proportional to 5,223.44, 7,838.28 and 2,760.08

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Solution

The fourth proportional to 5,223.44, 7,838.28 and 2,760.08 is: 4,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.44 : 7,838.28 = 2,760.08 : x
  2. Step 2: Convert to fraction form
    5,223.44/7,838.28 = 2,760.08/x
  3. Step 3: Cross multiply
    5,223.44x = 7,838.28 × 2,760.08
  4. Step 4: Simplify right side
    5,223.44x = 21,634,279.86
  5. Step 5: Solve for x
    x = 21,634,279.86/5,223.44
  6. Step 6: Final answer
    x = 4,141.77

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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.