Home / 6,822.70-10,239.45-2,664.70

Finding the Fourth Proportional to 6,822.70, 10,239.45 and 2,664.70

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Solution

The fourth proportional to 6,822.70, 10,239.45 and 2,664.70 is: 3,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.70 : 10,239.45 = 2,664.70 : x
  2. Step 2: Convert to fraction form
    6,822.70/10,239.45 = 2,664.70/x
  3. Step 3: Cross multiply
    6,822.70x = 10,239.45 × 2,664.70
  4. Step 4: Simplify right side
    6,822.70x = 27,285,062.42
  5. Step 5: Solve for x
    x = 27,285,062.42/6,822.70
  6. Step 6: Final answer
    x = 3,999.16

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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.