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Finding the Fourth Proportional to 6,649.92, 9,975.13 and 2,266.81

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Solution

The fourth proportional to 6,649.92, 9,975.13 and 2,266.81 is: 3,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.92 : 9,975.13 = 2,266.81 : x
  2. Step 2: Convert to fraction form
    6,649.92/9,975.13 = 2,266.81/x
  3. Step 3: Cross multiply
    6,649.92x = 9,975.13 × 2,266.81
  4. Step 4: Simplify right side
    6,649.92x = 22,611,693.83
  5. Step 5: Solve for x
    x = 22,611,693.83/6,649.92
  6. Step 6: Final answer
    x = 3,400.30

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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.