Home / 7,288.85-10,933.45-2,609.18

Finding the Fourth Proportional to 7,288.85, 10,933.45 and 2,609.18

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Solution

The fourth proportional to 7,288.85, 10,933.45 and 2,609.18 is: 3,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.85 : 10,933.45 = 2,609.18 : x
  2. Step 2: Convert to fraction form
    7,288.85/10,933.45 = 2,609.18/x
  3. Step 3: Cross multiply
    7,288.85x = 10,933.45 × 2,609.18
  4. Step 4: Simplify right side
    7,288.85x = 28,527,365.01
  5. Step 5: Solve for x
    x = 28,527,365.01/7,288.85
  6. Step 6: Final answer
    x = 3,913.83

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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.