Home / 3,216.38-4,818.35-1,825.51

Finding the Fourth Proportional to 3,216.38, 4,818.35 and 1,825.51

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Solution

The fourth proportional to 3,216.38, 4,818.35 and 1,825.51 is: 2,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.38 : 4,818.35 = 1,825.51 : x
  2. Step 2: Convert to fraction form
    3,216.38/4,818.35 = 1,825.51/x
  3. Step 3: Cross multiply
    3,216.38x = 4,818.35 × 1,825.51
  4. Step 4: Simplify right side
    3,216.38x = 8,795,946.11
  5. Step 5: Solve for x
    x = 8,795,946.11/3,216.38
  6. Step 6: Final answer
    x = 2,734.73

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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.