Home / 4,452.78-6,670.98-2,805.42

Finding the Fourth Proportional to 4,452.78, 6,670.98 and 2,805.42

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Solution

The fourth proportional to 4,452.78, 6,670.98 and 2,805.42 is: 4,202.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.78 : 6,670.98 = 2,805.42 : x
  2. Step 2: Convert to fraction form
    4,452.78/6,670.98 = 2,805.42/x
  3. Step 3: Cross multiply
    4,452.78x = 6,670.98 × 2,805.42
  4. Step 4: Simplify right side
    4,452.78x = 18,714,900.71
  5. Step 5: Solve for x
    x = 18,714,900.71/4,452.78
  6. Step 6: Final answer
    x = 4,202.97

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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.