Home / 6,408.92-9,618.78-2,516.06

Finding the Fourth Proportional to 6,408.92, 9,618.78 and 2,516.06

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Solution

The fourth proportional to 6,408.92, 9,618.78 and 2,516.06 is: 3,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.92 : 9,618.78 = 2,516.06 : x
  2. Step 2: Convert to fraction form
    6,408.92/9,618.78 = 2,516.06/x
  3. Step 3: Cross multiply
    6,408.92x = 9,618.78 × 2,516.06
  4. Step 4: Simplify right side
    6,408.92x = 24,201,427.61
  5. Step 5: Solve for x
    x = 24,201,427.61/6,408.92
  6. Step 6: Final answer
    x = 3,776.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.