Home / 7,441.16-11,162.76-2,512.20

Finding the Fourth Proportional to 7,441.16, 11,162.76 and 2,512.20

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Solution

The fourth proportional to 7,441.16, 11,162.76 and 2,512.20 is: 3,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.16 : 11,162.76 = 2,512.20 : x
  2. Step 2: Convert to fraction form
    7,441.16/11,162.76 = 2,512.20/x
  3. Step 3: Cross multiply
    7,441.16x = 11,162.76 × 2,512.20
  4. Step 4: Simplify right side
    7,441.16x = 28,043,085.67
  5. Step 5: Solve for x
    x = 28,043,085.67/7,441.16
  6. Step 6: Final answer
    x = 3,768.65

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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.