Home / 4,212.72-5,811.12-2,532.96

Finding the Fourth Proportional to 4,212.72, 5,811.12 and 2,532.96

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Solution

The fourth proportional to 4,212.72, 5,811.12 and 2,532.96 is: 3,494.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.72 : 5,811.12 = 2,532.96 : x
  2. Step 2: Convert to fraction form
    4,212.72/5,811.12 = 2,532.96/x
  3. Step 3: Cross multiply
    4,212.72x = 5,811.12 × 2,532.96
  4. Step 4: Simplify right side
    4,212.72x = 14,719,334.52
  5. Step 5: Solve for x
    x = 14,719,334.52/4,212.72
  6. Step 6: Final answer
    x = 3,494.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.