Home / 9,938.06-14,906.78-4,671.80

Finding the Fourth Proportional to 9,938.06, 14,906.78 and 4,671.80

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Solution

The fourth proportional to 9,938.06, 14,906.78 and 4,671.80 is: 7,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.06 : 14,906.78 = 4,671.80 : x
  2. Step 2: Convert to fraction form
    9,938.06/14,906.78 = 4,671.80/x
  3. Step 3: Cross multiply
    9,938.06x = 14,906.78 × 4,671.80
  4. Step 4: Simplify right side
    9,938.06x = 69,641,470.33
  5. Step 5: Solve for x
    x = 69,641,470.33/9,938.06
  6. Step 6: Final answer
    x = 7,007.55

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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.