Home / 7,087.55-10,623.81-3,381.95

Finding the Fourth Proportional to 7,087.55, 10,623.81 and 3,381.95

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Solution

The fourth proportional to 7,087.55, 10,623.81 and 3,381.95 is: 5,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.55 : 10,623.81 = 3,381.95 : x
  2. Step 2: Convert to fraction form
    7,087.55/10,623.81 = 3,381.95/x
  3. Step 3: Cross multiply
    7,087.55x = 10,623.81 × 3,381.95
  4. Step 4: Simplify right side
    7,087.55x = 35,929,214.45
  5. Step 5: Solve for x
    x = 35,929,214.45/7,087.55
  6. Step 6: Final answer
    x = 5,069.34

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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.