Home / 5,746.85-8,622.32-2,827.20

Finding the Fourth Proportional to 5,746.85, 8,622.32 and 2,827.20

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Solution

The fourth proportional to 5,746.85, 8,622.32 and 2,827.20 is: 4,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.85 : 8,622.32 = 2,827.20 : x
  2. Step 2: Convert to fraction form
    5,746.85/8,622.32 = 2,827.20/x
  3. Step 3: Cross multiply
    5,746.85x = 8,622.32 × 2,827.20
  4. Step 4: Simplify right side
    5,746.85x = 24,377,023.10
  5. Step 5: Solve for x
    x = 24,377,023.10/5,746.85
  6. Step 6: Final answer
    x = 4,241.81

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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.