Home / 7,952.75-11,929.20-2,406.14

Finding the Fourth Proportional to 7,952.75, 11,929.20 and 2,406.14

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Solution

The fourth proportional to 7,952.75, 11,929.20 and 2,406.14 is: 3,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.75 : 11,929.20 = 2,406.14 : x
  2. Step 2: Convert to fraction form
    7,952.75/11,929.20 = 2,406.14/x
  3. Step 3: Cross multiply
    7,952.75x = 11,929.20 × 2,406.14
  4. Step 4: Simplify right side
    7,952.75x = 28,703,325.29
  5. Step 5: Solve for x
    x = 28,703,325.29/7,952.75
  6. Step 6: Final answer
    x = 3,609.23

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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.