Home / 5,615.92-8,423.82-2,537.92

Finding the Fourth Proportional to 5,615.92, 8,423.82 and 2,537.92

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Solution

The fourth proportional to 5,615.92, 8,423.82 and 2,537.92 is: 3,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.92 : 8,423.82 = 2,537.92 : x
  2. Step 2: Convert to fraction form
    5,615.92/8,423.82 = 2,537.92/x
  3. Step 3: Cross multiply
    5,615.92x = 8,423.82 × 2,537.92
  4. Step 4: Simplify right side
    5,615.92x = 21,378,981.25
  5. Step 5: Solve for x
    x = 21,378,981.25/5,615.92
  6. Step 6: Final answer
    x = 3,806.85

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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.