Home / 5,204.68-7,806.98-2,124.52

Finding the Fourth Proportional to 5,204.68, 7,806.98 and 2,124.52

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Solution

The fourth proportional to 5,204.68, 7,806.98 and 2,124.52 is: 3,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.68 : 7,806.98 = 2,124.52 : x
  2. Step 2: Convert to fraction form
    5,204.68/7,806.98 = 2,124.52/x
  3. Step 3: Cross multiply
    5,204.68x = 7,806.98 × 2,124.52
  4. Step 4: Simplify right side
    5,204.68x = 16,586,085.15
  5. Step 5: Solve for x
    x = 16,586,085.15/5,204.68
  6. Step 6: Final answer
    x = 3,186.76

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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.