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Finding the Fourth Proportional to 9,071.82, 13,595.04 and 4,914.09

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Solution

The fourth proportional to 9,071.82, 13,595.04 and 4,914.09 is: 7,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.82 : 13,595.04 = 4,914.09 : x
  2. Step 2: Convert to fraction form
    9,071.82/13,595.04 = 4,914.09/x
  3. Step 3: Cross multiply
    9,071.82x = 13,595.04 × 4,914.09
  4. Step 4: Simplify right side
    9,071.82x = 66,807,250.11
  5. Step 5: Solve for x
    x = 66,807,250.11/9,071.82
  6. Step 6: Final answer
    x = 7,364.26

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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.