Home / 4,428.68-6,109.83-3,869.17

Finding the Fourth Proportional to 4,428.68, 6,109.83 and 3,869.17

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Solution

The fourth proportional to 4,428.68, 6,109.83 and 3,869.17 is: 5,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.68 : 6,109.83 = 3,869.17 : x
  2. Step 2: Convert to fraction form
    4,428.68/6,109.83 = 3,869.17/x
  3. Step 3: Cross multiply
    4,428.68x = 6,109.83 × 3,869.17
  4. Step 4: Simplify right side
    4,428.68x = 23,639,955.67
  5. Step 5: Solve for x
    x = 23,639,955.67/4,428.68
  6. Step 6: Final answer
    x = 5,337.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.