Home / 4,232.15-6,342.45-3,191.27

Finding the Fourth Proportional to 4,232.15, 6,342.45 and 3,191.27

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Solution

The fourth proportional to 4,232.15, 6,342.45 and 3,191.27 is: 4,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,232.15 : 6,342.45 = 3,191.27 : x
  2. Step 2: Convert to fraction form
    4,232.15/6,342.45 = 3,191.27/x
  3. Step 3: Cross multiply
    4,232.15x = 6,342.45 × 3,191.27
  4. Step 4: Simplify right side
    4,232.15x = 20,240,498.20
  5. Step 5: Solve for x
    x = 20,240,498.20/4,232.15
  6. Step 6: Final answer
    x = 4,782.56

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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.