Home / 5,552.50-8,328.75-2,089.75

Finding the Fourth Proportional to 5,552.50, 8,328.75 and 2,089.75

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Solution

The fourth proportional to 5,552.50, 8,328.75 and 2,089.75 is: 3,134.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.50 : 8,328.75 = 2,089.75 : x
  2. Step 2: Convert to fraction form
    5,552.50/8,328.75 = 2,089.75/x
  3. Step 3: Cross multiply
    5,552.50x = 8,328.75 × 2,089.75
  4. Step 4: Simplify right side
    5,552.50x = 17,405,005.31
  5. Step 5: Solve for x
    x = 17,405,005.31/5,552.50
  6. Step 6: Final answer
    x = 3,134.63

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Similar ratio
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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.