Home / 6,676.29-9,217.68-5,161.05

Finding the Fourth Proportional to 6,676.29, 9,217.68 and 5,161.05

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Solution

The fourth proportional to 6,676.29, 9,217.68 and 5,161.05 is: 7,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.29 : 9,217.68 = 5,161.05 : x
  2. Step 2: Convert to fraction form
    6,676.29/9,217.68 = 5,161.05/x
  3. Step 3: Cross multiply
    6,676.29x = 9,217.68 × 5,161.05
  4. Step 4: Simplify right side
    6,676.29x = 47,572,907.36
  5. Step 5: Solve for x
    x = 47,572,907.36/6,676.29
  6. Step 6: Final answer
    x = 7,125.65

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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.