Home / 3,818.15-5,269.37-2,203.58

Finding the Fourth Proportional to 3,818.15, 5,269.37 and 2,203.58

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Solution

The fourth proportional to 3,818.15, 5,269.37 and 2,203.58 is: 3,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.15 : 5,269.37 = 2,203.58 : x
  2. Step 2: Convert to fraction form
    3,818.15/5,269.37 = 2,203.58/x
  3. Step 3: Cross multiply
    3,818.15x = 5,269.37 × 2,203.58
  4. Step 4: Simplify right side
    3,818.15x = 11,611,440.98
  5. Step 5: Solve for x
    x = 11,611,440.98/3,818.15
  6. Step 6: Final answer
    x = 3,041.12

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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.