Home / 7,667.38-10,580.89-4,310.76

Finding the Fourth Proportional to 7,667.38, 10,580.89 and 4,310.76

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Solution

The fourth proportional to 7,667.38, 10,580.89 and 4,310.76 is: 5,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.38 : 10,580.89 = 4,310.76 : x
  2. Step 2: Convert to fraction form
    7,667.38/10,580.89 = 4,310.76/x
  3. Step 3: Cross multiply
    7,667.38x = 10,580.89 × 4,310.76
  4. Step 4: Simplify right side
    7,667.38x = 45,611,677.38
  5. Step 5: Solve for x
    x = 45,611,677.38/7,667.38
  6. Step 6: Final answer
    x = 5,948.80

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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.