Home / 7,106.68-10,661.82-2,724.52

Finding the Fourth Proportional to 7,106.68, 10,661.82 and 2,724.52

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Solution

The fourth proportional to 7,106.68, 10,661.82 and 2,724.52 is: 4,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.68 : 10,661.82 = 2,724.52 : x
  2. Step 2: Convert to fraction form
    7,106.68/10,661.82 = 2,724.52/x
  3. Step 3: Cross multiply
    7,106.68x = 10,661.82 × 2,724.52
  4. Step 4: Simplify right side
    7,106.68x = 29,048,341.83
  5. Step 5: Solve for x
    x = 29,048,341.83/7,106.68
  6. Step 6: Final answer
    x = 4,087.47

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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.