Home / 5,549.69-8,318.40-2,261.99

Finding the Fourth Proportional to 5,549.69, 8,318.40 and 2,261.99

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Solution

The fourth proportional to 5,549.69, 8,318.40 and 2,261.99 is: 3,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.69 : 8,318.40 = 2,261.99 : x
  2. Step 2: Convert to fraction form
    5,549.69/8,318.40 = 2,261.99/x
  3. Step 3: Cross multiply
    5,549.69x = 8,318.40 × 2,261.99
  4. Step 4: Simplify right side
    5,549.69x = 18,816,096.02
  5. Step 5: Solve for x
    x = 18,816,096.02/5,549.69
  6. Step 6: Final answer
    x = 3,390.48

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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.