Home / 7,933.48-11,891.65-3,487.19

Finding the Fourth Proportional to 7,933.48, 11,891.65 and 3,487.19

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Solution

The fourth proportional to 7,933.48, 11,891.65 and 3,487.19 is: 5,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.48 : 11,891.65 = 3,487.19 : x
  2. Step 2: Convert to fraction form
    7,933.48/11,891.65 = 3,487.19/x
  3. Step 3: Cross multiply
    7,933.48x = 11,891.65 × 3,487.19
  4. Step 4: Simplify right side
    7,933.48x = 41,468,442.96
  5. Step 5: Solve for x
    x = 41,468,442.96/7,933.48
  6. Step 6: Final answer
    x = 5,227.02

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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.