Home / 6,864.14-10,296.20-1,933.78

Finding the Fourth Proportional to 6,864.14, 10,296.20 and 1,933.78

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Solution

The fourth proportional to 6,864.14, 10,296.20 and 1,933.78 is: 2,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.14 : 10,296.20 = 1,933.78 : x
  2. Step 2: Convert to fraction form
    6,864.14/10,296.20 = 1,933.78/x
  3. Step 3: Cross multiply
    6,864.14x = 10,296.20 × 1,933.78
  4. Step 4: Simplify right side
    6,864.14x = 19,910,585.64
  5. Step 5: Solve for x
    x = 19,910,585.64/6,864.14
  6. Step 6: Final answer
    x = 2,900.67

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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.