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Finding the Fourth Proportional to 11,796.42, 17,669.11 and 5,547.07

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Solution

The fourth proportional to 11,796.42, 17,669.11 and 5,547.07 is: 8,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796.42 : 17,669.11 = 5,547.07 : x
  2. Step 2: Convert to fraction form
    11,796.42/17,669.11 = 5,547.07/x
  3. Step 3: Cross multiply
    11,796.42x = 17,669.11 × 5,547.07
  4. Step 4: Simplify right side
    11,796.42x = 98,011,731.97
  5. Step 5: Solve for x
    x = 98,011,731.97/11,796.42
  6. Step 6: Final answer
    x = 8,308.60

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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.