Home / 6,645.33-9,165.09-4,850.79

Finding the Fourth Proportional to 6,645.33, 9,165.09 and 4,850.79

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Solution

The fourth proportional to 6,645.33, 9,165.09 and 4,850.79 is: 6,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.33 : 9,165.09 = 4,850.79 : x
  2. Step 2: Convert to fraction form
    6,645.33/9,165.09 = 4,850.79/x
  3. Step 3: Cross multiply
    6,645.33x = 9,165.09 × 4,850.79
  4. Step 4: Simplify right side
    6,645.33x = 44,457,874.36
  5. Step 5: Solve for x
    x = 44,457,874.36/6,645.33
  6. Step 6: Final answer
    x = 6,690.10

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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.