Home / 5,310.67-7,967.69-2,192.16

Finding the Fourth Proportional to 5,310.67, 7,967.69 and 2,192.16

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Solution

The fourth proportional to 5,310.67, 7,967.69 and 2,192.16 is: 3,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.67 : 7,967.69 = 2,192.16 : x
  2. Step 2: Convert to fraction form
    5,310.67/7,967.69 = 2,192.16/x
  3. Step 3: Cross multiply
    5,310.67x = 7,967.69 × 2,192.16
  4. Step 4: Simplify right side
    5,310.67x = 17,466,451.31
  5. Step 5: Solve for x
    x = 17,466,451.31/5,310.67
  6. Step 6: Final answer
    x = 3,288.94

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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.