Home / 6,938.92-9,576.66-4,106.62

Finding the Fourth Proportional to 6,938.92, 9,576.66 and 4,106.62

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Solution

The fourth proportional to 6,938.92, 9,576.66 and 4,106.62 is: 5,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.92 : 9,576.66 = 4,106.62 : x
  2. Step 2: Convert to fraction form
    6,938.92/9,576.66 = 4,106.62/x
  3. Step 3: Cross multiply
    6,938.92x = 9,576.66 × 4,106.62
  4. Step 4: Simplify right side
    6,938.92x = 39,327,703.49
  5. Step 5: Solve for x
    x = 39,327,703.49/6,938.92
  6. Step 6: Final answer
    x = 5,667.70

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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.