Home / 7,084.92-10,628.28-2,153.82

Finding the Fourth Proportional to 7,084.92, 10,628.28 and 2,153.82

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Solution

The fourth proportional to 7,084.92, 10,628.28 and 2,153.82 is: 3,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.92 : 10,628.28 = 2,153.82 : x
  2. Step 2: Convert to fraction form
    7,084.92/10,628.28 = 2,153.82/x
  3. Step 3: Cross multiply
    7,084.92x = 10,628.28 × 2,153.82
  4. Step 4: Simplify right side
    7,084.92x = 22,891,402.03
  5. Step 5: Solve for x
    x = 22,891,402.03/7,084.92
  6. Step 6: Final answer
    x = 3,231.00

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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.