Home / 11,071.80-16,602.54-5,876.28

Finding the Fourth Proportional to 11,071.80, 16,602.54 and 5,876.28

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Solution

The fourth proportional to 11,071.80, 16,602.54 and 5,876.28 is: 8,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071.80 : 16,602.54 = 5,876.28 : x
  2. Step 2: Convert to fraction form
    11,071.80/16,602.54 = 5,876.28/x
  3. Step 3: Cross multiply
    11,071.80x = 16,602.54 × 5,876.28
  4. Step 4: Simplify right side
    11,071.80x = 97,561,173.75
  5. Step 5: Solve for x
    x = 97,561,173.75/11,071.80
  6. Step 6: Final answer
    x = 8,811.68

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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.