Home / 5,512.77-8,269.42-2,225.45

Finding the Fourth Proportional to 5,512.77, 8,269.42 and 2,225.45

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Solution

The fourth proportional to 5,512.77, 8,269.42 and 2,225.45 is: 3,338.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.77 : 8,269.42 = 2,225.45 : x
  2. Step 2: Convert to fraction form
    5,512.77/8,269.42 = 2,225.45/x
  3. Step 3: Cross multiply
    5,512.77x = 8,269.42 × 2,225.45
  4. Step 4: Simplify right side
    5,512.77x = 18,403,154.50
  5. Step 5: Solve for x
    x = 18,403,154.50/5,512.77
  6. Step 6: Final answer
    x = 3,338.28

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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.