Home / 8,935.18-13,399.32-4,251.58

Finding the Fourth Proportional to 8,935.18, 13,399.32 and 4,251.58

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Solution

The fourth proportional to 8,935.18, 13,399.32 and 4,251.58 is: 6,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.18 : 13,399.32 = 4,251.58 : x
  2. Step 2: Convert to fraction form
    8,935.18/13,399.32 = 4,251.58/x
  3. Step 3: Cross multiply
    8,935.18x = 13,399.32 × 4,251.58
  4. Step 4: Simplify right side
    8,935.18x = 56,968,280.93
  5. Step 5: Solve for x
    x = 56,968,280.93/8,935.18
  6. Step 6: Final answer
    x = 6,375.73

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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.