Home / 7,664.76-11,480.93-3,508.24

Finding the Fourth Proportional to 7,664.76, 11,480.93 and 3,508.24

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Solution

The fourth proportional to 7,664.76, 11,480.93 and 3,508.24 is: 5,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.76 : 11,480.93 = 3,508.24 : x
  2. Step 2: Convert to fraction form
    7,664.76/11,480.93 = 3,508.24/x
  3. Step 3: Cross multiply
    7,664.76x = 11,480.93 × 3,508.24
  4. Step 4: Simplify right side
    7,664.76x = 40,277,857.86
  5. Step 5: Solve for x
    x = 40,277,857.86/7,664.76
  6. Step 6: Final answer
    x = 5,254.94

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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.