Home / 6,813.89-10,224.78-2,864.84

Finding the Fourth Proportional to 6,813.89, 10,224.78 and 2,864.84

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Solution

The fourth proportional to 6,813.89, 10,224.78 and 2,864.84 is: 4,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.89 : 10,224.78 = 2,864.84 : x
  2. Step 2: Convert to fraction form
    6,813.89/10,224.78 = 2,864.84/x
  3. Step 3: Cross multiply
    6,813.89x = 10,224.78 × 2,864.84
  4. Step 4: Simplify right side
    6,813.89x = 29,292,293.29
  5. Step 5: Solve for x
    x = 29,292,293.29/6,813.89
  6. Step 6: Final answer
    x = 4,298.91

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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.