Home / 7,069.72-10,608.67-3,784.66

Finding the Fourth Proportional to 7,069.72, 10,608.67 and 3,784.66

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Solution

The fourth proportional to 7,069.72, 10,608.67 and 3,784.66 is: 5,679.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.72 : 10,608.67 = 3,784.66 : x
  2. Step 2: Convert to fraction form
    7,069.72/10,608.67 = 3,784.66/x
  3. Step 3: Cross multiply
    7,069.72x = 10,608.67 × 3,784.66
  4. Step 4: Simplify right side
    7,069.72x = 40,150,209.00
  5. Step 5: Solve for x
    x = 40,150,209.00/7,069.72
  6. Step 6: Final answer
    x = 5,679.18

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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.