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Finding the Fourth Proportional to 6,061.36, 8,363.92 and 3,509.54

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Solution

The fourth proportional to 6,061.36, 8,363.92 and 3,509.54 is: 4,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,061.36 : 8,363.92 = 3,509.54 : x
  2. Step 2: Convert to fraction form
    6,061.36/8,363.92 = 3,509.54/x
  3. Step 3: Cross multiply
    6,061.36x = 8,363.92 × 3,509.54
  4. Step 4: Simplify right side
    6,061.36x = 29,353,511.80
  5. Step 5: Solve for x
    x = 29,353,511.80/6,061.36
  6. Step 6: Final answer
    x = 4,842.73

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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.