Home / 5,503.64-8,255.36-2,216.65

Finding the Fourth Proportional to 5,503.64, 8,255.36 and 2,216.65

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Solution

The fourth proportional to 5,503.64, 8,255.36 and 2,216.65 is: 3,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.64 : 8,255.36 = 2,216.65 : x
  2. Step 2: Convert to fraction form
    5,503.64/8,255.36 = 2,216.65/x
  3. Step 3: Cross multiply
    5,503.64x = 8,255.36 × 2,216.65
  4. Step 4: Simplify right side
    5,503.64x = 18,299,243.74
  5. Step 5: Solve for x
    x = 18,299,243.74/5,503.64
  6. Step 6: Final answer
    x = 3,324.93

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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.