Home / 7,703.86-11,556.87-2,508.52

Finding the Fourth Proportional to 7,703.86, 11,556.87 and 2,508.52

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Solution

The fourth proportional to 7,703.86, 11,556.87 and 2,508.52 is: 3,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.86 : 11,556.87 = 2,508.52 : x
  2. Step 2: Convert to fraction form
    7,703.86/11,556.87 = 2,508.52/x
  3. Step 3: Cross multiply
    7,703.86x = 11,556.87 × 2,508.52
  4. Step 4: Simplify right side
    7,703.86x = 28,990,639.53
  5. Step 5: Solve for x
    x = 28,990,639.53/7,703.86
  6. Step 6: Final answer
    x = 3,763.13

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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.