Home / 6,132.40-9,200.40-2,620.56

Finding the Fourth Proportional to 6,132.40, 9,200.40 and 2,620.56

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Solution

The fourth proportional to 6,132.40, 9,200.40 and 2,620.56 is: 3,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.40 : 9,200.40 = 2,620.56 : x
  2. Step 2: Convert to fraction form
    6,132.40/9,200.40 = 2,620.56/x
  3. Step 3: Cross multiply
    6,132.40x = 9,200.40 × 2,620.56
  4. Step 4: Simplify right side
    6,132.40x = 24,110,200.22
  5. Step 5: Solve for x
    x = 24,110,200.22/6,132.40
  6. Step 6: Final answer
    x = 3,931.61

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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.