Home / 6,801.72-10,202.46-3,873.78

Finding the Fourth Proportional to 6,801.72, 10,202.46 and 3,873.78

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Solution

The fourth proportional to 6,801.72, 10,202.46 and 3,873.78 is: 5,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.72 : 10,202.46 = 3,873.78 : x
  2. Step 2: Convert to fraction form
    6,801.72/10,202.46 = 3,873.78/x
  3. Step 3: Cross multiply
    6,801.72x = 10,202.46 × 3,873.78
  4. Step 4: Simplify right side
    6,801.72x = 39,522,085.50
  5. Step 5: Solve for x
    x = 39,522,085.50/6,801.72
  6. Step 6: Final answer
    x = 5,810.60

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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.