Home / 3,221.48-4,826.64-2,532.56

Finding the Fourth Proportional to 3,221.48, 4,826.64 and 2,532.56

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Solution

The fourth proportional to 3,221.48, 4,826.64 and 2,532.56 is: 3,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.48 : 4,826.64 = 2,532.56 : x
  2. Step 2: Convert to fraction form
    3,221.48/4,826.64 = 2,532.56/x
  3. Step 3: Cross multiply
    3,221.48x = 4,826.64 × 2,532.56
  4. Step 4: Simplify right side
    3,221.48x = 12,223,755.40
  5. Step 5: Solve for x
    x = 12,223,755.40/3,221.48
  6. Step 6: Final answer
    x = 3,794.45

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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.