Home / 7,087.79-10,633.05-2,407.61

Finding the Fourth Proportional to 7,087.79, 10,633.05 and 2,407.61

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Solution

The fourth proportional to 7,087.79, 10,633.05 and 2,407.61 is: 3,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.79 : 10,633.05 = 2,407.61 : x
  2. Step 2: Convert to fraction form
    7,087.79/10,633.05 = 2,407.61/x
  3. Step 3: Cross multiply
    7,087.79x = 10,633.05 × 2,407.61
  4. Step 4: Simplify right side
    7,087.79x = 25,600,237.51
  5. Step 5: Solve for x
    x = 25,600,237.51/7,087.79
  6. Step 6: Final answer
    x = 3,611.88

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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.