Home / 3,900.43-5,853.02-2,052.86

Finding the Fourth Proportional to 3,900.43, 5,853.02 and 2,052.86

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Solution

The fourth proportional to 3,900.43, 5,853.02 and 2,052.86 is: 3,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.43 : 5,853.02 = 2,052.86 : x
  2. Step 2: Convert to fraction form
    3,900.43/5,853.02 = 2,052.86/x
  3. Step 3: Cross multiply
    3,900.43x = 5,853.02 × 2,052.86
  4. Step 4: Simplify right side
    3,900.43x = 12,015,430.64
  5. Step 5: Solve for x
    x = 12,015,430.64/3,900.43
  6. Step 6: Final answer
    x = 3,080.54

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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.