Home / 7,625.66-11,437.31-2,079.46

Finding the Fourth Proportional to 7,625.66, 11,437.31 and 2,079.46

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Solution

The fourth proportional to 7,625.66, 11,437.31 and 2,079.46 is: 3,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.66 : 11,437.31 = 2,079.46 : x
  2. Step 2: Convert to fraction form
    7,625.66/11,437.31 = 2,079.46/x
  3. Step 3: Cross multiply
    7,625.66x = 11,437.31 × 2,079.46
  4. Step 4: Simplify right side
    7,625.66x = 23,783,377.96
  5. Step 5: Solve for x
    x = 23,783,377.96/7,625.66
  6. Step 6: Final answer
    x = 3,118.86

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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.