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Finding the Fourth Proportional to 6,678.63, 10,018.04 and 6,272.73

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Solution

The fourth proportional to 6,678.63, 10,018.04 and 6,272.73 is: 9,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.63 : 10,018.04 = 6,272.73 : x
  2. Step 2: Convert to fraction form
    6,678.63/10,018.04 = 6,272.73/x
  3. Step 3: Cross multiply
    6,678.63x = 10,018.04 × 6,272.73
  4. Step 4: Simplify right side
    6,678.63x = 62,840,428.69
  5. Step 5: Solve for x
    x = 62,840,428.69/6,678.63
  6. Step 6: Final answer
    x = 9,409.18

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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.