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Finding the Fourth Proportional to 11,534.98, 17,302.47 and 2,769.90

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Solution

The fourth proportional to 11,534.98, 17,302.47 and 2,769.90 is: 4,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.98 : 17,302.47 = 2,769.90 : x
  2. Step 2: Convert to fraction form
    11,534.98/17,302.47 = 2,769.90/x
  3. Step 3: Cross multiply
    11,534.98x = 17,302.47 × 2,769.90
  4. Step 4: Simplify right side
    11,534.98x = 47,926,055.86
  5. Step 5: Solve for x
    x = 47,926,055.86/11,534.98
  6. Step 6: Final answer
    x = 4,154.84

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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.