Home / 7,249.74-10,868.04-2,631.66

Finding the Fourth Proportional to 7,249.74, 10,868.04 and 2,631.66

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Solution

The fourth proportional to 7,249.74, 10,868.04 and 2,631.66 is: 3,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.74 : 10,868.04 = 2,631.66 : x
  2. Step 2: Convert to fraction form
    7,249.74/10,868.04 = 2,631.66/x
  3. Step 3: Cross multiply
    7,249.74x = 10,868.04 × 2,631.66
  4. Step 4: Simplify right side
    7,249.74x = 28,600,986.15
  5. Step 5: Solve for x
    x = 28,600,986.15/7,249.74
  6. Step 6: Final answer
    x = 3,945.11

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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.