Home / 3,337.34-5,002.76-1,388.48

Finding the Fourth Proportional to 3,337.34, 5,002.76 and 1,388.48

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Solution

The fourth proportional to 3,337.34, 5,002.76 and 1,388.48 is: 2,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.34 : 5,002.76 = 1,388.48 : x
  2. Step 2: Convert to fraction form
    3,337.34/5,002.76 = 1,388.48/x
  3. Step 3: Cross multiply
    3,337.34x = 5,002.76 × 1,388.48
  4. Step 4: Simplify right side
    3,337.34x = 6,946,210.66
  5. Step 5: Solve for x
    x = 6,946,210.66/3,337.34
  6. Step 6: Final answer
    x = 2,081.36

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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.