Home / 6,819.24-9,401.94-4,457.64

Finding the Fourth Proportional to 6,819.24, 9,401.94 and 4,457.64

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Solution

The fourth proportional to 6,819.24, 9,401.94 and 4,457.64 is: 6,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.24 : 9,401.94 = 4,457.64 : x
  2. Step 2: Convert to fraction form
    6,819.24/9,401.94 = 4,457.64/x
  3. Step 3: Cross multiply
    6,819.24x = 9,401.94 × 4,457.64
  4. Step 4: Simplify right side
    6,819.24x = 41,910,463.82
  5. Step 5: Solve for x
    x = 41,910,463.82/6,819.24
  6. Step 6: Final answer
    x = 6,145.91

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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.