Home / 11,561.84-17,342.79-2,796.74

Finding the Fourth Proportional to 11,561.84, 17,342.79 and 2,796.74

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Solution

The fourth proportional to 11,561.84, 17,342.79 and 2,796.74 is: 4,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.84 : 17,342.79 = 2,796.74 : x
  2. Step 2: Convert to fraction form
    11,561.84/17,342.79 = 2,796.74/x
  3. Step 3: Cross multiply
    11,561.84x = 17,342.79 × 2,796.74
  4. Step 4: Simplify right side
    11,561.84x = 48,503,187.79
  5. Step 5: Solve for x
    x = 48,503,187.79/11,561.84
  6. Step 6: Final answer
    x = 4,195.11

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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.