Home / 6,965.89-9,612.60-3,822.01

Finding the Fourth Proportional to 6,965.89, 9,612.60 and 3,822.01

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Solution

The fourth proportional to 6,965.89, 9,612.60 and 3,822.01 is: 5,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.89 : 9,612.60 = 3,822.01 : x
  2. Step 2: Convert to fraction form
    6,965.89/9,612.60 = 3,822.01/x
  3. Step 3: Cross multiply
    6,965.89x = 9,612.60 × 3,822.01
  4. Step 4: Simplify right side
    6,965.89x = 36,739,453.33
  5. Step 5: Solve for x
    x = 36,739,453.33/6,965.89
  6. Step 6: Final answer
    x = 5,274.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.