Home / 6,212.87-9,321.43-2,926.13

Finding the Fourth Proportional to 6,212.87, 9,321.43 and 2,926.13

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Solution

The fourth proportional to 6,212.87, 9,321.43 and 2,926.13 is: 4,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.87 : 9,321.43 = 2,926.13 : x
  2. Step 2: Convert to fraction form
    6,212.87/9,321.43 = 2,926.13/x
  3. Step 3: Cross multiply
    6,212.87x = 9,321.43 × 2,926.13
  4. Step 4: Simplify right side
    6,212.87x = 27,275,701.34
  5. Step 5: Solve for x
    x = 27,275,701.34/6,212.87
  6. Step 6: Final answer
    x = 4,390.19

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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.