Home / 5,470.78-8,208.06-3,002.44

Finding the Fourth Proportional to 5,470.78, 8,208.06 and 3,002.44

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Solution

The fourth proportional to 5,470.78, 8,208.06 and 3,002.44 is: 4,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.78 : 8,208.06 = 3,002.44 : x
  2. Step 2: Convert to fraction form
    5,470.78/8,208.06 = 3,002.44/x
  3. Step 3: Cross multiply
    5,470.78x = 8,208.06 × 3,002.44
  4. Step 4: Simplify right side
    5,470.78x = 24,644,207.67
  5. Step 5: Solve for x
    x = 24,644,207.67/5,470.78
  6. Step 6: Final answer
    x = 4,504.70

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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.