Home / 3,247.99-4,476.96-2,538.58

Finding the Fourth Proportional to 3,247.99, 4,476.96 and 2,538.58

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Solution

The fourth proportional to 3,247.99, 4,476.96 and 2,538.58 is: 3,499.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.99 : 4,476.96 = 2,538.58 : x
  2. Step 2: Convert to fraction form
    3,247.99/4,476.96 = 2,538.58/x
  3. Step 3: Cross multiply
    3,247.99x = 4,476.96 × 2,538.58
  4. Step 4: Simplify right side
    3,247.99x = 11,365,121.12
  5. Step 5: Solve for x
    x = 11,365,121.12/3,247.99
  6. Step 6: Final answer
    x = 3,499.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.