Home / 7,822.46-11,705.73-6,794.57

Finding the Fourth Proportional to 7,822.46, 11,705.73 and 6,794.57

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Solution

The fourth proportional to 7,822.46, 11,705.73 and 6,794.57 is: 10,167.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.46 : 11,705.73 = 6,794.57 : x
  2. Step 2: Convert to fraction form
    7,822.46/11,705.73 = 6,794.57/x
  3. Step 3: Cross multiply
    7,822.46x = 11,705.73 × 6,794.57
  4. Step 4: Simplify right side
    7,822.46x = 79,535,401.89
  5. Step 5: Solve for x
    x = 79,535,401.89/7,822.46
  6. Step 6: Final answer
    x = 10,167.57

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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.