Home / 3,818.20-5,269.16-2,325.92

Finding the Fourth Proportional to 3,818.20, 5,269.16 and 2,325.92

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Solution

The fourth proportional to 3,818.20, 5,269.16 and 2,325.92 is: 3,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.20 : 5,269.16 = 2,325.92 : x
  2. Step 2: Convert to fraction form
    3,818.20/5,269.16 = 2,325.92/x
  3. Step 3: Cross multiply
    3,818.20x = 5,269.16 × 2,325.92
  4. Step 4: Simplify right side
    3,818.20x = 12,255,644.63
  5. Step 5: Solve for x
    x = 12,255,644.63/3,818.20
  6. Step 6: Final answer
    x = 3,209.80

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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.