Home / 5,212.47-7,819.39-1,701.25

Finding the Fourth Proportional to 5,212.47, 7,819.39 and 1,701.25

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Solution

The fourth proportional to 5,212.47, 7,819.39 and 1,701.25 is: 2,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.47 : 7,819.39 = 1,701.25 : x
  2. Step 2: Convert to fraction form
    5,212.47/7,819.39 = 1,701.25/x
  3. Step 3: Cross multiply
    5,212.47x = 7,819.39 × 1,701.25
  4. Step 4: Simplify right side
    5,212.47x = 13,302,698.14
  5. Step 5: Solve for x
    x = 13,302,698.14/5,212.47
  6. Step 6: Final answer
    x = 2,552.09

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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.