Home / 4,256.13-6,388.52-2,696.61

Finding the Fourth Proportional to 4,256.13, 6,388.52 and 2,696.61

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Solution

The fourth proportional to 4,256.13, 6,388.52 and 2,696.61 is: 4,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.13 : 6,388.52 = 2,696.61 : x
  2. Step 2: Convert to fraction form
    4,256.13/6,388.52 = 2,696.61/x
  3. Step 3: Cross multiply
    4,256.13x = 6,388.52 × 2,696.61
  4. Step 4: Simplify right side
    4,256.13x = 17,227,333.43
  5. Step 5: Solve for x
    x = 17,227,333.43/4,256.13
  6. Step 6: Final answer
    x = 4,047.65

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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.