Home / 7,727.52-11,587.84-2,461.56

Finding the Fourth Proportional to 7,727.52, 11,587.84 and 2,461.56

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Solution

The fourth proportional to 7,727.52, 11,587.84 and 2,461.56 is: 3,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.52 : 11,587.84 = 2,461.56 : x
  2. Step 2: Convert to fraction form
    7,727.52/11,587.84 = 2,461.56/x
  3. Step 3: Cross multiply
    7,727.52x = 11,587.84 × 2,461.56
  4. Step 4: Simplify right side
    7,727.52x = 28,524,163.43
  5. Step 5: Solve for x
    x = 28,524,163.43/7,727.52
  6. Step 6: Final answer
    x = 3,691.24

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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.