Home / 5,689.36-8,529.99-2,176.41

Finding the Fourth Proportional to 5,689.36, 8,529.99 and 2,176.41

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Solution

The fourth proportional to 5,689.36, 8,529.99 and 2,176.41 is: 3,263.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.36 : 8,529.99 = 2,176.41 : x
  2. Step 2: Convert to fraction form
    5,689.36/8,529.99 = 2,176.41/x
  3. Step 3: Cross multiply
    5,689.36x = 8,529.99 × 2,176.41
  4. Step 4: Simplify right side
    5,689.36x = 18,564,755.54
  5. Step 5: Solve for x
    x = 18,564,755.54/5,689.36
  6. Step 6: Final answer
    x = 3,263.07

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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.