Home / 9,237.82-13,856.79-3,691.63

Finding the Fourth Proportional to 9,237.82, 13,856.79 and 3,691.63

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Solution

The fourth proportional to 9,237.82, 13,856.79 and 3,691.63 is: 5,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.82 : 13,856.79 = 3,691.63 : x
  2. Step 2: Convert to fraction form
    9,237.82/13,856.79 = 3,691.63/x
  3. Step 3: Cross multiply
    9,237.82x = 13,856.79 × 3,691.63
  4. Step 4: Simplify right side
    9,237.82x = 51,154,141.67
  5. Step 5: Solve for x
    x = 51,154,141.67/9,237.82
  6. Step 6: Final answer
    x = 5,537.47

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1.5x scale

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.