Home / 7,087.68-10,632.78-2,703.96

Finding the Fourth Proportional to 7,087.68, 10,632.78 and 2,703.96

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Solution

The fourth proportional to 7,087.68, 10,632.78 and 2,703.96 is: 4,056.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.68 : 10,632.78 = 2,703.96 : x
  2. Step 2: Convert to fraction form
    7,087.68/10,632.78 = 2,703.96/x
  3. Step 3: Cross multiply
    7,087.68x = 10,632.78 × 2,703.96
  4. Step 4: Simplify right side
    7,087.68x = 28,750,611.81
  5. Step 5: Solve for x
    x = 28,750,611.81/7,087.68
  6. Step 6: Final answer
    x = 4,056.42

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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.