Home / 4,107.24-6,161.40-2,159.55

Finding the Fourth Proportional to 4,107.24, 6,161.40 and 2,159.55

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Solution

The fourth proportional to 4,107.24, 6,161.40 and 2,159.55 is: 3,239.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.24 : 6,161.40 = 2,159.55 : x
  2. Step 2: Convert to fraction form
    4,107.24/6,161.40 = 2,159.55/x
  3. Step 3: Cross multiply
    4,107.24x = 6,161.40 × 2,159.55
  4. Step 4: Simplify right side
    4,107.24x = 13,305,851.37
  5. Step 5: Solve for x
    x = 13,305,851.37/4,107.24
  6. Step 6: Final answer
    x = 3,239.61

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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.