Home / 6,099.72-8,417.62-3,305.20

Finding the Fourth Proportional to 6,099.72, 8,417.62 and 3,305.20

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Solution

The fourth proportional to 6,099.72, 8,417.62 and 3,305.20 is: 4,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,099.72 : 8,417.62 = 3,305.20 : x
  2. Step 2: Convert to fraction form
    6,099.72/8,417.62 = 3,305.20/x
  3. Step 3: Cross multiply
    6,099.72x = 8,417.62 × 3,305.20
  4. Step 4: Simplify right side
    6,099.72x = 27,821,917.62
  5. Step 5: Solve for x
    x = 27,821,917.62/6,099.72
  6. Step 6: Final answer
    x = 4,561.18

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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.