Home / 4,392.38-6,581.26-3,091.12

Finding the Fourth Proportional to 4,392.38, 6,581.26 and 3,091.12

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Solution

The fourth proportional to 4,392.38, 6,581.26 and 3,091.12 is: 4,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.38 : 6,581.26 = 3,091.12 : x
  2. Step 2: Convert to fraction form
    4,392.38/6,581.26 = 3,091.12/x
  3. Step 3: Cross multiply
    4,392.38x = 6,581.26 × 3,091.12
  4. Step 4: Simplify right side
    4,392.38x = 20,343,464.41
  5. Step 5: Solve for x
    x = 20,343,464.41/4,392.38
  6. Step 6: Final answer
    x = 4,631.54

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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.