Home / 7,665.26-11,481.80-3,710.84

Finding the Fourth Proportional to 7,665.26, 11,481.80 and 3,710.84

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Solution

The fourth proportional to 7,665.26, 11,481.80 and 3,710.84 is: 5,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.26 : 11,481.80 = 3,710.84 : x
  2. Step 2: Convert to fraction form
    7,665.26/11,481.80 = 3,710.84/x
  3. Step 3: Cross multiply
    7,665.26x = 11,481.80 × 3,710.84
  4. Step 4: Simplify right side
    7,665.26x = 42,607,132.86
  5. Step 5: Solve for x
    x = 42,607,132.86/7,665.26
  6. Step 6: Final answer
    x = 5,558.47

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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.