Home / 6,450.31-9,675.47-2,751.85

Finding the Fourth Proportional to 6,450.31, 9,675.47 and 2,751.85

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Solution

The fourth proportional to 6,450.31, 9,675.47 and 2,751.85 is: 4,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.31 : 9,675.47 = 2,751.85 : x
  2. Step 2: Convert to fraction form
    6,450.31/9,675.47 = 2,751.85/x
  3. Step 3: Cross multiply
    6,450.31x = 9,675.47 × 2,751.85
  4. Step 4: Simplify right side
    6,450.31x = 26,625,442.12
  5. Step 5: Solve for x
    x = 26,625,442.12/6,450.31
  6. Step 6: Final answer
    x = 4,127.78

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1.5x scale

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.