Home / 6,212.56-9,331.20-3,718.56

Finding the Fourth Proportional to 6,212.56, 9,331.20 and 3,718.56

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Solution

The fourth proportional to 6,212.56, 9,331.20 and 3,718.56 is: 5,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.56 : 9,331.20 = 3,718.56 : x
  2. Step 2: Convert to fraction form
    6,212.56/9,331.20 = 3,718.56/x
  3. Step 3: Cross multiply
    6,212.56x = 9,331.20 × 3,718.56
  4. Step 4: Simplify right side
    6,212.56x = 34,698,627.07
  5. Step 5: Solve for x
    x = 34,698,627.07/6,212.56
  6. Step 6: Final answer
    x = 5,585.24

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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.