Home / 6,825.42-10,240.50-4,209.84

Finding the Fourth Proportional to 6,825.42, 10,240.50 and 4,209.84

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Solution

The fourth proportional to 6,825.42, 10,240.50 and 4,209.84 is: 6,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.42 : 10,240.50 = 4,209.84 : x
  2. Step 2: Convert to fraction form
    6,825.42/10,240.50 = 4,209.84/x
  3. Step 3: Cross multiply
    6,825.42x = 10,240.50 × 4,209.84
  4. Step 4: Simplify right side
    6,825.42x = 43,110,866.52
  5. Step 5: Solve for x
    x = 43,110,866.52/6,825.42
  6. Step 6: Final answer
    x = 6,316.22

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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.