Home / 3,216.70-4,824.94-1,025.56

Finding the Fourth Proportional to 3,216.70, 4,824.94 and 1,025.56

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Solution

The fourth proportional to 3,216.70, 4,824.94 and 1,025.56 is: 1,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.70 : 4,824.94 = 1,025.56 : x
  2. Step 2: Convert to fraction form
    3,216.70/4,824.94 = 1,025.56/x
  3. Step 3: Cross multiply
    3,216.70x = 4,824.94 × 1,025.56
  4. Step 4: Simplify right side
    3,216.70x = 4,948,265.47
  5. Step 5: Solve for x
    x = 4,948,265.47/3,216.70
  6. Step 6: Final answer
    x = 1,538.30

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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.