Home / 4,751.40-7,127.10-2,284.95

Finding the Fourth Proportional to 4,751.40, 7,127.10 and 2,284.95

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Solution

The fourth proportional to 4,751.40, 7,127.10 and 2,284.95 is: 3,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.40 : 7,127.10 = 2,284.95 : x
  2. Step 2: Convert to fraction form
    4,751.40/7,127.10 = 2,284.95/x
  3. Step 3: Cross multiply
    4,751.40x = 7,127.10 × 2,284.95
  4. Step 4: Simplify right side
    4,751.40x = 16,285,067.15
  5. Step 5: Solve for x
    x = 16,285,067.15/4,751.40
  6. Step 6: Final answer
    x = 3,427.43

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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.