Home / 4,819.26-7,228.62-1,531.48

Finding the Fourth Proportional to 4,819.26, 7,228.62 and 1,531.48

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Solution

The fourth proportional to 4,819.26, 7,228.62 and 1,531.48 is: 2,297.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.26 : 7,228.62 = 1,531.48 : x
  2. Step 2: Convert to fraction form
    4,819.26/7,228.62 = 1,531.48/x
  3. Step 3: Cross multiply
    4,819.26x = 7,228.62 × 1,531.48
  4. Step 4: Simplify right side
    4,819.26x = 11,070,486.96
  5. Step 5: Solve for x
    x = 11,070,486.96/4,819.26
  6. Step 6: Final answer
    x = 2,297.13

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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.