Home / 9,913.45-14,872.46-3,339.47

Finding the Fourth Proportional to 9,913.45, 14,872.46 and 3,339.47

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Solution

The fourth proportional to 9,913.45, 14,872.46 and 3,339.47 is: 5,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.45 : 14,872.46 = 3,339.47 : x
  2. Step 2: Convert to fraction form
    9,913.45/14,872.46 = 3,339.47/x
  3. Step 3: Cross multiply
    9,913.45x = 14,872.46 × 3,339.47
  4. Step 4: Simplify right side
    9,913.45x = 49,666,134.00
  5. Step 5: Solve for x
    x = 49,666,134.00/9,913.45
  6. Step 6: Final answer
    x = 5,009.97

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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.