Home / 9,487.11-14,231.07-4,809.36

Finding the Fourth Proportional to 9,487.11, 14,231.07 and 4,809.36

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Solution

The fourth proportional to 9,487.11, 14,231.07 and 4,809.36 is: 7,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.11 : 14,231.07 = 4,809.36 : x
  2. Step 2: Convert to fraction form
    9,487.11/14,231.07 = 4,809.36/x
  3. Step 3: Cross multiply
    9,487.11x = 14,231.07 × 4,809.36
  4. Step 4: Simplify right side
    9,487.11x = 68,442,338.82
  5. Step 5: Solve for x
    x = 68,442,338.82/9,487.11
  6. Step 6: Final answer
    x = 7,214.25

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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.