Home / 9,865.62-14,798.31-2,939.58

Finding the Fourth Proportional to 9,865.62, 14,798.31 and 2,939.58

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Solution

The fourth proportional to 9,865.62, 14,798.31 and 2,939.58 is: 4,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,865.62 : 14,798.31 = 2,939.58 : x
  2. Step 2: Convert to fraction form
    9,865.62/14,798.31 = 2,939.58/x
  3. Step 3: Cross multiply
    9,865.62x = 14,798.31 × 2,939.58
  4. Step 4: Simplify right side
    9,865.62x = 43,500,816.11
  5. Step 5: Solve for x
    x = 43,500,816.11/9,865.62
  6. Step 6: Final answer
    x = 4,409.33

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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.