Home / 2,467.12-3,695.64-2,081.16

Finding the Fourth Proportional to 2,467.12, 3,695.64 and 2,081.16

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Solution

The fourth proportional to 2,467.12, 3,695.64 and 2,081.16 is: 3,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.12 : 3,695.64 = 2,081.16 : x
  2. Step 2: Convert to fraction form
    2,467.12/3,695.64 = 2,081.16/x
  3. Step 3: Cross multiply
    2,467.12x = 3,695.64 × 2,081.16
  4. Step 4: Simplify right side
    2,467.12x = 7,691,218.14
  5. Step 5: Solve for x
    x = 7,691,218.14/2,467.12
  6. Step 6: Final answer
    x = 3,117.49

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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.