Home / 7,168.16-10,752.93-2,785.96

Finding the Fourth Proportional to 7,168.16, 10,752.93 and 2,785.96

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Solution

The fourth proportional to 7,168.16, 10,752.93 and 2,785.96 is: 4,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.16 : 10,752.93 = 2,785.96 : x
  2. Step 2: Convert to fraction form
    7,168.16/10,752.93 = 2,785.96/x
  3. Step 3: Cross multiply
    7,168.16x = 10,752.93 × 2,785.96
  4. Step 4: Simplify right side
    7,168.16x = 29,957,232.86
  5. Step 5: Solve for x
    x = 29,957,232.86/7,168.16
  6. Step 6: Final answer
    x = 4,179.21

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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.