Home / 6,825.61-10,236.57-2,929.11

Finding the Fourth Proportional to 6,825.61, 10,236.57 and 2,929.11

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Solution

The fourth proportional to 6,825.61, 10,236.57 and 2,929.11 is: 4,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.61 : 10,236.57 = 2,929.11 : x
  2. Step 2: Convert to fraction form
    6,825.61/10,236.57 = 2,929.11/x
  3. Step 3: Cross multiply
    6,825.61x = 10,236.57 × 2,929.11
  4. Step 4: Simplify right side
    6,825.61x = 29,984,039.55
  5. Step 5: Solve for x
    x = 29,984,039.55/6,825.61
  6. Step 6: Final answer
    x = 4,392.87

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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.