Home / 9,901.48-14,850.34-4,969.78

Finding the Fourth Proportional to 9,901.48, 14,850.34 and 4,969.78

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Solution

The fourth proportional to 9,901.48, 14,850.34 and 4,969.78 is: 7,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,901.48 : 14,850.34 = 4,969.78 : x
  2. Step 2: Convert to fraction form
    9,901.48/14,850.34 = 4,969.78/x
  3. Step 3: Cross multiply
    9,901.48x = 14,850.34 × 4,969.78
  4. Step 4: Simplify right side
    9,901.48x = 73,802,922.73
  5. Step 5: Solve for x
    x = 73,802,922.73/9,901.48
  6. Step 6: Final answer
    x = 7,453.73

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1.5x scale

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.