Home / 6,866.68-10,299.54-1,936.12

Finding the Fourth Proportional to 6,866.68, 10,299.54 and 1,936.12

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Solution

The fourth proportional to 6,866.68, 10,299.54 and 1,936.12 is: 2,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.68 : 10,299.54 = 1,936.12 : x
  2. Step 2: Convert to fraction form
    6,866.68/10,299.54 = 1,936.12/x
  3. Step 3: Cross multiply
    6,866.68x = 10,299.54 × 1,936.12
  4. Step 4: Simplify right side
    6,866.68x = 19,941,145.38
  5. Step 5: Solve for x
    x = 19,941,145.38/6,866.68
  6. Step 6: Final answer
    x = 2,904.04

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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.