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Finding the Fourth Proportional to 9,926.03, 13,696.97 and 5,677.18

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Solution

The fourth proportional to 9,926.03, 13,696.97 and 5,677.18 is: 7,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.03 : 13,696.97 = 5,677.18 : x
  2. Step 2: Convert to fraction form
    9,926.03/13,696.97 = 5,677.18/x
  3. Step 3: Cross multiply
    9,926.03x = 13,696.97 × 5,677.18
  4. Step 4: Simplify right side
    9,926.03x = 77,760,101.52
  5. Step 5: Solve for x
    x = 77,760,101.52/9,926.03
  6. Step 6: Final answer
    x = 7,833.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.