Home / 6,222.78-8,586.99-3,570.12

Finding the Fourth Proportional to 6,222.78, 8,586.99 and 3,570.12

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Solution

The fourth proportional to 6,222.78, 8,586.99 and 3,570.12 is: 4,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.78 : 8,586.99 = 3,570.12 : x
  2. Step 2: Convert to fraction form
    6,222.78/8,586.99 = 3,570.12/x
  3. Step 3: Cross multiply
    6,222.78x = 8,586.99 × 3,570.12
  4. Step 4: Simplify right side
    6,222.78x = 30,656,584.74
  5. Step 5: Solve for x
    x = 30,656,584.74/6,222.78
  6. Step 6: Final answer
    x = 4,926.51

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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.