Home / 6,669.46-9,204.74-3,874.96

Finding the Fourth Proportional to 6,669.46, 9,204.74 and 3,874.96

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Solution

The fourth proportional to 6,669.46, 9,204.74 and 3,874.96 is: 5,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.46 : 9,204.74 = 3,874.96 : x
  2. Step 2: Convert to fraction form
    6,669.46/9,204.74 = 3,874.96/x
  3. Step 3: Cross multiply
    6,669.46x = 9,204.74 × 3,874.96
  4. Step 4: Simplify right side
    6,669.46x = 35,667,999.31
  5. Step 5: Solve for x
    x = 35,667,999.31/6,669.46
  6. Step 6: Final answer
    x = 5,347.96

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1.5x scale

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.