Home / 5,515.34-8,274.38-2,743.32

Finding the Fourth Proportional to 5,515.34, 8,274.38 and 2,743.32

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Solution

The fourth proportional to 5,515.34, 8,274.38 and 2,743.32 is: 4,115.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.34 : 8,274.38 = 2,743.32 : x
  2. Step 2: Convert to fraction form
    5,515.34/8,274.38 = 2,743.32/x
  3. Step 3: Cross multiply
    5,515.34x = 8,274.38 × 2,743.32
  4. Step 4: Simplify right side
    5,515.34x = 22,699,272.14
  5. Step 5: Solve for x
    x = 22,699,272.14/5,515.34
  6. Step 6: Final answer
    x = 4,115.66

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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.