Home / 4,471.68-6,696.96-2,618.88

Finding the Fourth Proportional to 4,471.68, 6,696.96 and 2,618.88

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Solution

The fourth proportional to 4,471.68, 6,696.96 and 2,618.88 is: 3,922.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.68 : 6,696.96 = 2,618.88 : x
  2. Step 2: Convert to fraction form
    4,471.68/6,696.96 = 2,618.88/x
  3. Step 3: Cross multiply
    4,471.68x = 6,696.96 × 2,618.88
  4. Step 4: Simplify right side
    4,471.68x = 17,538,534.60
  5. Step 5: Solve for x
    x = 17,538,534.60/4,471.68
  6. Step 6: Final answer
    x = 3,922.14

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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.