Home / 6,222.16-9,334.68-3,143.44

Finding the Fourth Proportional to 6,222.16, 9,334.68 and 3,143.44

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Solution

The fourth proportional to 6,222.16, 9,334.68 and 3,143.44 is: 4,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.16 : 9,334.68 = 3,143.44 : x
  2. Step 2: Convert to fraction form
    6,222.16/9,334.68 = 3,143.44/x
  3. Step 3: Cross multiply
    6,222.16x = 9,334.68 × 3,143.44
  4. Step 4: Simplify right side
    6,222.16x = 29,343,006.50
  5. Step 5: Solve for x
    x = 29,343,006.50/6,222.16
  6. Step 6: Final answer
    x = 4,715.89

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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.