Home / 5,689.29-8,529.90-2,176.34

Finding the Fourth Proportional to 5,689.29, 8,529.90 and 2,176.34

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Solution

The fourth proportional to 5,689.29, 8,529.90 and 2,176.34 is: 3,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.29 : 8,529.90 = 2,176.34 : x
  2. Step 2: Convert to fraction form
    5,689.29/8,529.90 = 2,176.34/x
  3. Step 3: Cross multiply
    5,689.29x = 8,529.90 × 2,176.34
  4. Step 4: Simplify right side
    5,689.29x = 18,563,919.92
  5. Step 5: Solve for x
    x = 18,563,919.92/5,689.29
  6. Step 6: Final answer
    x = 3,262.96

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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.