Home / 7,631.96-11,438.22-3,248.24

Finding the Fourth Proportional to 7,631.96, 11,438.22 and 3,248.24

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Solution

The fourth proportional to 7,631.96, 11,438.22 and 3,248.24 is: 4,868.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.96 : 11,438.22 = 3,248.24 : x
  2. Step 2: Convert to fraction form
    7,631.96/11,438.22 = 3,248.24/x
  3. Step 3: Cross multiply
    7,631.96x = 11,438.22 × 3,248.24
  4. Step 4: Simplify right side
    7,631.96x = 37,154,083.73
  5. Step 5: Solve for x
    x = 37,154,083.73/7,631.96
  6. Step 6: Final answer
    x = 4,868.22

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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.