Home / 9,959.08-14,936.34-2,939.20

Finding the Fourth Proportional to 9,959.08, 14,936.34 and 2,939.20

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Solution

The fourth proportional to 9,959.08, 14,936.34 and 2,939.20 is: 4,408.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.08 : 14,936.34 = 2,939.20 : x
  2. Step 2: Convert to fraction form
    9,959.08/14,936.34 = 2,939.20/x
  3. Step 3: Cross multiply
    9,959.08x = 14,936.34 × 2,939.20
  4. Step 4: Simplify right side
    9,959.08x = 43,900,890.53
  5. Step 5: Solve for x
    x = 43,900,890.53/9,959.08
  6. Step 6: Final answer
    x = 4,408.13

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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.