Home / 9,688.82-14,534.44-4,758.62

Finding the Fourth Proportional to 9,688.82, 14,534.44 and 4,758.62

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Solution

The fourth proportional to 9,688.82, 14,534.44 and 4,758.62 is: 7,138.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.82 : 14,534.44 = 4,758.62 : x
  2. Step 2: Convert to fraction form
    9,688.82/14,534.44 = 4,758.62/x
  3. Step 3: Cross multiply
    9,688.82x = 14,534.44 × 4,758.62
  4. Step 4: Simplify right side
    9,688.82x = 69,163,876.87
  5. Step 5: Solve for x
    x = 69,163,876.87/9,688.82
  6. Step 6: Final answer
    x = 7,138.52

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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.