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Finding the Fourth Proportional to 9,959.63, 14,939.45 and 3,034.13

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Solution

The fourth proportional to 9,959.63, 14,939.45 and 3,034.13 is: 4,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.63 : 14,939.45 = 3,034.13 : x
  2. Step 2: Convert to fraction form
    9,959.63/14,939.45 = 3,034.13/x
  3. Step 3: Cross multiply
    9,959.63x = 14,939.45 × 3,034.13
  4. Step 4: Simplify right side
    9,959.63x = 45,328,143.56
  5. Step 5: Solve for x
    x = 45,328,143.56/9,959.63
  6. Step 6: Final answer
    x = 4,551.19

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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.