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Finding the Fourth Proportional to 6,618.74, 9,927.48 and 2,236.23

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Solution

The fourth proportional to 6,618.74, 9,927.48 and 2,236.23 is: 3,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.74 : 9,927.48 = 2,236.23 : x
  2. Step 2: Convert to fraction form
    6,618.74/9,927.48 = 2,236.23/x
  3. Step 3: Cross multiply
    6,618.74x = 9,927.48 × 2,236.23
  4. Step 4: Simplify right side
    6,618.74x = 22,200,128.60
  5. Step 5: Solve for x
    x = 22,200,128.60/6,618.74
  6. Step 6: Final answer
    x = 3,354.13

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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.