Home / 3,002.25-4,134.06-2,826.89

Finding the Fourth Proportional to 3,002.25, 4,134.06 and 2,826.89

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Solution

The fourth proportional to 3,002.25, 4,134.06 and 2,826.89 is: 3,892.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.25 : 4,134.06 = 2,826.89 : x
  2. Step 2: Convert to fraction form
    3,002.25/4,134.06 = 2,826.89/x
  3. Step 3: Cross multiply
    3,002.25x = 4,134.06 × 2,826.89
  4. Step 4: Simplify right side
    3,002.25x = 11,686,532.87
  5. Step 5: Solve for x
    x = 11,686,532.87/3,002.25
  6. Step 6: Final answer
    x = 3,892.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.