Home / 7,661.25-11,491.88-2,467.13

Finding the Fourth Proportional to 7,661.25, 11,491.88 and 2,467.13

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Solution

The fourth proportional to 7,661.25, 11,491.88 and 2,467.13 is: 3,700.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.25 : 11,491.88 = 2,467.13 : x
  2. Step 2: Convert to fraction form
    7,661.25/11,491.88 = 2,467.13/x
  3. Step 3: Cross multiply
    7,661.25x = 11,491.88 × 2,467.13
  4. Step 4: Simplify right side
    7,661.25x = 28,351,892.11
  5. Step 5: Solve for x
    x = 28,351,892.11/7,661.25
  6. Step 6: Final answer
    x = 3,700.69

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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.