Home / 9,969.54-14,955.68-4,422.76

Finding the Fourth Proportional to 9,969.54, 14,955.68 and 4,422.76

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Solution

The fourth proportional to 9,969.54, 14,955.68 and 4,422.76 is: 6,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.54 : 14,955.68 = 4,422.76 : x
  2. Step 2: Convert to fraction form
    9,969.54/14,955.68 = 4,422.76/x
  3. Step 3: Cross multiply
    9,969.54x = 14,955.68 × 4,422.76
  4. Step 4: Simplify right side
    9,969.54x = 66,145,383.28
  5. Step 5: Solve for x
    x = 66,145,383.28/9,969.54
  6. Step 6: Final answer
    x = 6,634.75

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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.