Home / 8,525.43-12,793.64-4,140.51

Finding the Fourth Proportional to 8,525.43, 12,793.64 and 4,140.51

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Solution

The fourth proportional to 8,525.43, 12,793.64 and 4,140.51 is: 6,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.43 : 12,793.64 = 4,140.51 : x
  2. Step 2: Convert to fraction form
    8,525.43/12,793.64 = 4,140.51/x
  3. Step 3: Cross multiply
    8,525.43x = 12,793.64 × 4,140.51
  4. Step 4: Simplify right side
    8,525.43x = 52,972,173.65
  5. Step 5: Solve for x
    x = 52,972,173.65/8,525.43
  6. Step 6: Final answer
    x = 6,213.43

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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.