Home / 9,861.44-14,792.16-3,285.12

Finding the Fourth Proportional to 9,861.44, 14,792.16 and 3,285.12

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Solution

The fourth proportional to 9,861.44, 14,792.16 and 3,285.12 is: 4,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.44 : 14,792.16 = 3,285.12 : x
  2. Step 2: Convert to fraction form
    9,861.44/14,792.16 = 3,285.12/x
  3. Step 3: Cross multiply
    9,861.44x = 14,792.16 × 3,285.12
  4. Step 4: Simplify right side
    9,861.44x = 48,594,020.66
  5. Step 5: Solve for x
    x = 48,594,020.66/9,861.44
  6. Step 6: Final answer
    x = 4,927.68

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Similar ratio
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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.