Home / 9,338.40-14,008.32-2,764.48

Finding the Fourth Proportional to 9,338.40, 14,008.32 and 2,764.48

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Solution

The fourth proportional to 9,338.40, 14,008.32 and 2,764.48 is: 4,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.40 : 14,008.32 = 2,764.48 : x
  2. Step 2: Convert to fraction form
    9,338.40/14,008.32 = 2,764.48/x
  3. Step 3: Cross multiply
    9,338.40x = 14,008.32 × 2,764.48
  4. Step 4: Simplify right side
    9,338.40x = 38,725,720.47
  5. Step 5: Solve for x
    x = 38,725,720.47/9,338.40
  6. Step 6: Final answer
    x = 4,146.93

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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.