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Finding the Fourth Proportional to 6,552.16, 9,813.12 and 3,949.36

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Solution

The fourth proportional to 6,552.16, 9,813.12 and 3,949.36 is: 5,914.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.16 : 9,813.12 = 3,949.36 : x
  2. Step 2: Convert to fraction form
    6,552.16/9,813.12 = 3,949.36/x
  3. Step 3: Cross multiply
    6,552.16x = 9,813.12 × 3,949.36
  4. Step 4: Simplify right side
    6,552.16x = 38,755,543.60
  5. Step 5: Solve for x
    x = 38,755,543.60/6,552.16
  6. Step 6: Final answer
    x = 5,914.93

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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.