Home / 2,330.28-3,217.88-1,739.80

Finding the Fourth Proportional to 2,330.28, 3,217.88 and 1,739.80

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Solution

The fourth proportional to 2,330.28, 3,217.88 and 1,739.80 is: 2,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.28 : 3,217.88 = 1,739.80 : x
  2. Step 2: Convert to fraction form
    2,330.28/3,217.88 = 1,739.80/x
  3. Step 3: Cross multiply
    2,330.28x = 3,217.88 × 1,739.80
  4. Step 4: Simplify right side
    2,330.28x = 5,598,467.62
  5. Step 5: Solve for x
    x = 5,598,467.62/2,330.28
  6. Step 6: Final answer
    x = 2,402.49

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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.