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Finding the Fourth Proportional to 6,236.63, 9,354.95 and 1,619.63

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Solution

The fourth proportional to 6,236.63, 9,354.95 and 1,619.63 is: 2,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.63 : 9,354.95 = 1,619.63 : x
  2. Step 2: Convert to fraction form
    6,236.63/9,354.95 = 1,619.63/x
  3. Step 3: Cross multiply
    6,236.63x = 9,354.95 × 1,619.63
  4. Step 4: Simplify right side
    6,236.63x = 15,151,502.80
  5. Step 5: Solve for x
    x = 15,151,502.80/6,236.63
  6. Step 6: Final answer
    x = 2,429.44

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Similar ratio
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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.