Home / 9,949.47-14,927.45-4,755.75

Finding the Fourth Proportional to 9,949.47, 14,927.45 and 4,755.75

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Solution

The fourth proportional to 9,949.47, 14,927.45 and 4,755.75 is: 7,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.47 : 14,927.45 = 4,755.75 : x
  2. Step 2: Convert to fraction form
    9,949.47/14,927.45 = 4,755.75/x
  3. Step 3: Cross multiply
    9,949.47x = 14,927.45 × 4,755.75
  4. Step 4: Simplify right side
    9,949.47x = 70,991,196.56
  5. Step 5: Solve for x
    x = 70,991,196.56/9,949.47
  6. Step 6: Final answer
    x = 7,135.17

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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.