Home / 7,440.84-11,161.26-2,509.14

Finding the Fourth Proportional to 7,440.84, 11,161.26 and 2,509.14

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Solution

The fourth proportional to 7,440.84, 11,161.26 and 2,509.14 is: 3,763.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.84 : 11,161.26 = 2,509.14 : x
  2. Step 2: Convert to fraction form
    7,440.84/11,161.26 = 2,509.14/x
  3. Step 3: Cross multiply
    7,440.84x = 11,161.26 × 2,509.14
  4. Step 4: Simplify right side
    7,440.84x = 28,005,163.92
  5. Step 5: Solve for x
    x = 28,005,163.92/7,440.84
  6. Step 6: Final answer
    x = 3,763.71

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Half scale
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Double scale
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Similar ratio
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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.