Home / 7,952.17-11,928.46-4,440.21

Finding the Fourth Proportional to 7,952.17, 11,928.46 and 4,440.21

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Solution

The fourth proportional to 7,952.17, 11,928.46 and 4,440.21 is: 6,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.17 : 11,928.46 = 4,440.21 : x
  2. Step 2: Convert to fraction form
    7,952.17/11,928.46 = 4,440.21/x
  3. Step 3: Cross multiply
    7,952.17x = 11,928.46 × 4,440.21
  4. Step 4: Simplify right side
    7,952.17x = 52,964,867.38
  5. Step 5: Solve for x
    x = 52,964,867.38/7,952.17
  6. Step 6: Final answer
    x = 6,660.43

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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.