Home / 5,340.73-8,004.21-2,561.62

Finding the Fourth Proportional to 5,340.73, 8,004.21 and 2,561.62

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Solution

The fourth proportional to 5,340.73, 8,004.21 and 2,561.62 is: 3,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.73 : 8,004.21 = 2,561.62 : x
  2. Step 2: Convert to fraction form
    5,340.73/8,004.21 = 2,561.62/x
  3. Step 3: Cross multiply
    5,340.73x = 8,004.21 × 2,561.62
  4. Step 4: Simplify right side
    5,340.73x = 20,503,744.42
  5. Step 5: Solve for x
    x = 20,503,744.42/5,340.73
  6. Step 6: Final answer
    x = 3,839.13

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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.