Home / 7,701.14-11,552.43-2,154.48

Finding the Fourth Proportional to 7,701.14, 11,552.43 and 2,154.48

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Solution

The fourth proportional to 7,701.14, 11,552.43 and 2,154.48 is: 3,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.14 : 11,552.43 = 2,154.48 : x
  2. Step 2: Convert to fraction form
    7,701.14/11,552.43 = 2,154.48/x
  3. Step 3: Cross multiply
    7,701.14x = 11,552.43 × 2,154.48
  4. Step 4: Simplify right side
    7,701.14x = 24,889,479.39
  5. Step 5: Solve for x
    x = 24,889,479.39/7,701.14
  6. Step 6: Final answer
    x = 3,231.92

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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.