Home / 4,518.38-6,234.18-2,818.24

Finding the Fourth Proportional to 4,518.38, 6,234.18 and 2,818.24

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Solution

The fourth proportional to 4,518.38, 6,234.18 and 2,818.24 is: 3,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.38 : 6,234.18 = 2,818.24 : x
  2. Step 2: Convert to fraction form
    4,518.38/6,234.18 = 2,818.24/x
  3. Step 3: Cross multiply
    4,518.38x = 6,234.18 × 2,818.24
  4. Step 4: Simplify right side
    4,518.38x = 17,569,415.44
  5. Step 5: Solve for x
    x = 17,569,415.44/4,518.38
  6. Step 6: Final answer
    x = 3,888.43

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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.