Home / 5,257.44-7,255.58-3,019.32

Finding the Fourth Proportional to 5,257.44, 7,255.58 and 3,019.32

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Solution

The fourth proportional to 5,257.44, 7,255.58 and 3,019.32 is: 4,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.44 : 7,255.58 = 3,019.32 : x
  2. Step 2: Convert to fraction form
    5,257.44/7,255.58 = 3,019.32/x
  3. Step 3: Cross multiply
    5,257.44x = 7,255.58 × 3,019.32
  4. Step 4: Simplify right side
    5,257.44x = 21,906,902.71
  5. Step 5: Solve for x
    x = 21,906,902.71/5,257.44
  6. Step 6: Final answer
    x = 4,166.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.