Home / 5,499.42-8,250.75-3,310.80

Finding the Fourth Proportional to 5,499.42, 8,250.75 and 3,310.80

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Solution

The fourth proportional to 5,499.42, 8,250.75 and 3,310.80 is: 4,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.42 : 8,250.75 = 3,310.80 : x
  2. Step 2: Convert to fraction form
    5,499.42/8,250.75 = 3,310.80/x
  3. Step 3: Cross multiply
    5,499.42x = 8,250.75 × 3,310.80
  4. Step 4: Simplify right side
    5,499.42x = 27,316,583.10
  5. Step 5: Solve for x
    x = 27,316,583.10/5,499.42
  6. Step 6: Final answer
    x = 4,967.18

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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.