Home / 9,813.12-14,716.56-3,238.08

Finding the Fourth Proportional to 9,813.12, 14,716.56 and 3,238.08

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Solution

The fourth proportional to 9,813.12, 14,716.56 and 3,238.08 is: 4,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.12 : 14,716.56 = 3,238.08 : x
  2. Step 2: Convert to fraction form
    9,813.12/14,716.56 = 3,238.08/x
  3. Step 3: Cross multiply
    9,813.12x = 14,716.56 × 3,238.08
  4. Step 4: Simplify right side
    9,813.12x = 47,653,398.60
  5. Step 5: Solve for x
    x = 47,653,398.60/9,813.12
  6. Step 6: Final answer
    x = 4,856.09

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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.