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Finding the Fourth Proportional to 6,551.11, 9,823.62 and 2,388.22

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Solution

The fourth proportional to 6,551.11, 9,823.62 and 2,388.22 is: 3,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.11 : 9,823.62 = 2,388.22 : x
  2. Step 2: Convert to fraction form
    6,551.11/9,823.62 = 2,388.22/x
  3. Step 3: Cross multiply
    6,551.11x = 9,823.62 × 2,388.22
  4. Step 4: Simplify right side
    6,551.11x = 23,460,965.76
  5. Step 5: Solve for x
    x = 23,460,965.76/6,551.11
  6. Step 6: Final answer
    x = 3,581.22

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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.