Home / 9,071.45-13,594.20-5,167.79

Finding the Fourth Proportional to 9,071.45, 13,594.20 and 5,167.79

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Solution

The fourth proportional to 9,071.45, 13,594.20 and 5,167.79 is: 7,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.45 : 13,594.20 = 5,167.79 : x
  2. Step 2: Convert to fraction form
    9,071.45/13,594.20 = 5,167.79/x
  3. Step 3: Cross multiply
    9,071.45x = 13,594.20 × 5,167.79
  4. Step 4: Simplify right side
    9,071.45x = 70,251,944.98
  5. Step 5: Solve for x
    x = 70,251,944.98/9,071.45
  6. Step 6: Final answer
    x = 7,744.29

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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.