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Finding the Fourth Proportional to 6,286.66, 9,430.00 and 1,606.68

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Solution

The fourth proportional to 6,286.66, 9,430.00 and 1,606.68 is: 2,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.66 : 9,430.00 = 1,606.68 : x
  2. Step 2: Convert to fraction form
    6,286.66/9,430.00 = 1,606.68/x
  3. Step 3: Cross multiply
    6,286.66x = 9,430.00 × 1,606.68
  4. Step 4: Simplify right side
    6,286.66x = 15,150,988.38
  5. Step 5: Solve for x
    x = 15,150,988.38/6,286.66
  6. Step 6: Final answer
    x = 2,410.02

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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.