Home / 4,568.78-6,851.96-2,104.76

Finding the Fourth Proportional to 4,568.78, 6,851.96 and 2,104.76

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Solution

The fourth proportional to 4,568.78, 6,851.96 and 2,104.76 is: 3,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568.78 : 6,851.96 = 2,104.76 : x
  2. Step 2: Convert to fraction form
    4,568.78/6,851.96 = 2,104.76/x
  3. Step 3: Cross multiply
    4,568.78x = 6,851.96 × 2,104.76
  4. Step 4: Simplify right side
    4,568.78x = 14,421,731.33
  5. Step 5: Solve for x
    x = 14,421,731.33/4,568.78
  6. Step 6: Final answer
    x = 3,156.58

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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.