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Finding the Fourth Proportional to 4,494.28, 6,203.22 and 2,631.88

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Solution

The fourth proportional to 4,494.28, 6,203.22 and 2,631.88 is: 3,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.28 : 6,203.22 = 2,631.88 : x
  2. Step 2: Convert to fraction form
    4,494.28/6,203.22 = 2,631.88/x
  3. Step 3: Cross multiply
    4,494.28x = 6,203.22 × 2,631.88
  4. Step 4: Simplify right side
    4,494.28x = 16,326,130.65
  5. Step 5: Solve for x
    x = 16,326,130.65/4,494.28
  6. Step 6: Final answer
    x = 3,632.65

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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.