Home / 7,601.98-11,398.31-2,672.18

Finding the Fourth Proportional to 7,601.98, 11,398.31 and 2,672.18

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Solution

The fourth proportional to 7,601.98, 11,398.31 and 2,672.18 is: 4,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.98 : 11,398.31 = 2,672.18 : x
  2. Step 2: Convert to fraction form
    7,601.98/11,398.31 = 2,672.18/x
  3. Step 3: Cross multiply
    7,601.98x = 11,398.31 × 2,672.18
  4. Step 4: Simplify right side
    7,601.98x = 30,458,357.83
  5. Step 5: Solve for x
    x = 30,458,357.83/7,601.98
  6. Step 6: Final answer
    x = 4,006.64

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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.