Home / 3,225.15-4,838.00-1,276.88

Finding the Fourth Proportional to 3,225.15, 4,838.00 and 1,276.88

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Solution

The fourth proportional to 3,225.15, 4,838.00 and 1,276.88 is: 1,915.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.15 : 4,838.00 = 1,276.88 : x
  2. Step 2: Convert to fraction form
    3,225.15/4,838.00 = 1,276.88/x
  3. Step 3: Cross multiply
    3,225.15x = 4,838.00 × 1,276.88
  4. Step 4: Simplify right side
    3,225.15x = 6,177,514.87
  5. Step 5: Solve for x
    x = 6,177,514.87/3,225.15
  6. Step 6: Final answer
    x = 1,915.42

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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.