Home / 6,864.68-10,296.86-1,934.21

Finding the Fourth Proportional to 6,864.68, 10,296.86 and 1,934.21

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Solution

The fourth proportional to 6,864.68, 10,296.86 and 1,934.21 is: 2,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.68 : 10,296.86 = 1,934.21 : x
  2. Step 2: Convert to fraction form
    6,864.68/10,296.86 = 1,934.21/x
  3. Step 3: Cross multiply
    6,864.68x = 10,296.86 × 1,934.21
  4. Step 4: Simplify right side
    6,864.68x = 19,916,305.65
  5. Step 5: Solve for x
    x = 19,916,305.65/6,864.68
  6. Step 6: Final answer
    x = 2,901.27

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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.