Home / 3,505.56-5,245.38-2,883.48

Finding the Fourth Proportional to 3,505.56, 5,245.38 and 2,883.48

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Solution

The fourth proportional to 3,505.56, 5,245.38 and 2,883.48 is: 4,314.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.56 : 5,245.38 = 2,883.48 : x
  2. Step 2: Convert to fraction form
    3,505.56/5,245.38 = 2,883.48/x
  3. Step 3: Cross multiply
    3,505.56x = 5,245.38 × 2,883.48
  4. Step 4: Simplify right side
    3,505.56x = 15,124,948.32
  5. Step 5: Solve for x
    x = 15,124,948.32/3,505.56
  6. Step 6: Final answer
    x = 4,314.56

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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.