Home / 7,651.86-11,475.09-2,456.34

Finding the Fourth Proportional to 7,651.86, 11,475.09 and 2,456.34

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Solution

The fourth proportional to 7,651.86, 11,475.09 and 2,456.34 is: 3,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.86 : 11,475.09 = 2,456.34 : x
  2. Step 2: Convert to fraction form
    7,651.86/11,475.09 = 2,456.34/x
  3. Step 3: Cross multiply
    7,651.86x = 11,475.09 × 2,456.34
  4. Step 4: Simplify right side
    7,651.86x = 28,186,722.57
  5. Step 5: Solve for x
    x = 28,186,722.57/7,651.86
  6. Step 6: Final answer
    x = 3,683.64

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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.