Home / 6,816.89-10,223.35-2,655.96

Finding the Fourth Proportional to 6,816.89, 10,223.35 and 2,655.96

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Solution

The fourth proportional to 6,816.89, 10,223.35 and 2,655.96 is: 3,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.89 : 10,223.35 = 2,655.96 : x
  2. Step 2: Convert to fraction form
    6,816.89/10,223.35 = 2,655.96/x
  3. Step 3: Cross multiply
    6,816.89x = 10,223.35 × 2,655.96
  4. Step 4: Simplify right side
    6,816.89x = 27,152,763.69
  5. Step 5: Solve for x
    x = 27,152,763.69/6,816.89
  6. Step 6: Final answer
    x = 3,983.16

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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.