Home / 6,618.14-9,926.96-3,106.86

Finding the Fourth Proportional to 6,618.14, 9,926.96 and 3,106.86

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Solution

The fourth proportional to 6,618.14, 9,926.96 and 3,106.86 is: 4,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.14 : 9,926.96 = 3,106.86 : x
  2. Step 2: Convert to fraction form
    6,618.14/9,926.96 = 3,106.86/x
  3. Step 3: Cross multiply
    6,618.14x = 9,926.96 × 3,106.86
  4. Step 4: Simplify right side
    6,618.14x = 30,841,674.95
  5. Step 5: Solve for x
    x = 30,841,674.95/6,618.14
  6. Step 6: Final answer
    x = 4,660.17

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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.