Home / 6,825.45-10,240.67-2,877.70

Finding the Fourth Proportional to 6,825.45, 10,240.67 and 2,877.70

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Solution

The fourth proportional to 6,825.45, 10,240.67 and 2,877.70 is: 4,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.45 : 10,240.67 = 2,877.70 : x
  2. Step 2: Convert to fraction form
    6,825.45/10,240.67 = 2,877.70/x
  3. Step 3: Cross multiply
    6,825.45x = 10,240.67 × 2,877.70
  4. Step 4: Simplify right side
    6,825.45x = 29,469,576.06
  5. Step 5: Solve for x
    x = 29,469,576.06/6,825.45
  6. Step 6: Final answer
    x = 4,317.60

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1.5x scale

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.