Home / 2,409.24-3,614.41-928.67

Finding the Fourth Proportional to 2,409.24, 3,614.41 and 928.67

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Solution

The fourth proportional to 2,409.24, 3,614.41 and 928.67 is: 1,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.24 : 3,614.41 = 928.67 : x
  2. Step 2: Convert to fraction form
    2,409.24/3,614.41 = 928.67/x
  3. Step 3: Cross multiply
    2,409.24x = 3,614.41 × 928.67
  4. Step 4: Simplify right side
    2,409.24x = 3,356,590.78
  5. Step 5: Solve for x
    x = 3,356,590.78/2,409.24
  6. Step 6: Final answer
    x = 1,393.22

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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.