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Finding the Fourth Proportional to 7,676.16, 10,593.01 and 4,318.98

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Solution

The fourth proportional to 7,676.16, 10,593.01 and 4,318.98 is: 5,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.16 : 10,593.01 = 4,318.98 : x
  2. Step 2: Convert to fraction form
    7,676.16/10,593.01 = 4,318.98/x
  3. Step 3: Cross multiply
    7,676.16x = 10,593.01 × 4,318.98
  4. Step 4: Simplify right side
    7,676.16x = 45,750,998.33
  5. Step 5: Solve for x
    x = 45,750,998.33/7,676.16
  6. Step 6: Final answer
    x = 5,960.14

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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.