Home / 4,851.28-7,271.52-2,511.39

Finding the Fourth Proportional to 4,851.28, 7,271.52 and 2,511.39

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Solution

The fourth proportional to 4,851.28, 7,271.52 and 2,511.39 is: 3,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.28 : 7,271.52 = 2,511.39 : x
  2. Step 2: Convert to fraction form
    4,851.28/7,271.52 = 2,511.39/x
  3. Step 3: Cross multiply
    4,851.28x = 7,271.52 × 2,511.39
  4. Step 4: Simplify right side
    4,851.28x = 18,261,622.61
  5. Step 5: Solve for x
    x = 18,261,622.61/4,851.28
  6. Step 6: Final answer
    x = 3,764.29

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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.