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Finding the Fourth Proportional to 9,305.03, 13,959.60 and 3,064.79

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Solution

The fourth proportional to 9,305.03, 13,959.60 and 3,064.79 is: 4,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.03 : 13,959.60 = 3,064.79 : x
  2. Step 2: Convert to fraction form
    9,305.03/13,959.60 = 3,064.79/x
  3. Step 3: Cross multiply
    9,305.03x = 13,959.60 × 3,064.79
  4. Step 4: Simplify right side
    9,305.03x = 42,783,242.48
  5. Step 5: Solve for x
    x = 42,783,242.48/9,305.03
  6. Step 6: Final answer
    x = 4,597.86

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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.