Home / 8,052.42-12,077.24-2,129.37

Finding the Fourth Proportional to 8,052.42, 12,077.24 and 2,129.37

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Solution

The fourth proportional to 8,052.42, 12,077.24 and 2,129.37 is: 3,193.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.42 : 12,077.24 = 2,129.37 : x
  2. Step 2: Convert to fraction form
    8,052.42/12,077.24 = 2,129.37/x
  3. Step 3: Cross multiply
    8,052.42x = 12,077.24 × 2,129.37
  4. Step 4: Simplify right side
    8,052.42x = 25,716,901.89
  5. Step 5: Solve for x
    x = 25,716,901.89/8,052.42
  6. Step 6: Final answer
    x = 3,193.69

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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.