Home / 5,506.25-8,261.79-2,225.75

Finding the Fourth Proportional to 5,506.25, 8,261.79 and 2,225.75

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Solution

The fourth proportional to 5,506.25, 8,261.79 and 2,225.75 is: 3,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.25 : 8,261.79 = 2,225.75 : x
  2. Step 2: Convert to fraction form
    5,506.25/8,261.79 = 2,225.75/x
  3. Step 3: Cross multiply
    5,506.25x = 8,261.79 × 2,225.75
  4. Step 4: Simplify right side
    5,506.25x = 18,388,637.78
  5. Step 5: Solve for x
    x = 18,388,637.78/5,506.25
  6. Step 6: Final answer
    x = 3,339.60

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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.