Home / 3,428.04-5,141.67-963.06

Finding the Fourth Proportional to 3,428.04, 5,141.67 and 963.06

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Solution

The fourth proportional to 3,428.04, 5,141.67 and 963.06 is: 1,444.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.04 : 5,141.67 = 963.06 : x
  2. Step 2: Convert to fraction form
    3,428.04/5,141.67 = 963.06/x
  3. Step 3: Cross multiply
    3,428.04x = 5,141.67 × 963.06
  4. Step 4: Simplify right side
    3,428.04x = 4,951,736.71
  5. Step 5: Solve for x
    x = 4,951,736.71/3,428.04
  6. Step 6: Final answer
    x = 1,444.48

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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.