Home / 4,078.29-5,627.24-2,285.63

Finding the Fourth Proportional to 4,078.29, 5,627.24 and 2,285.63

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Solution

The fourth proportional to 4,078.29, 5,627.24 and 2,285.63 is: 3,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.29 : 5,627.24 = 2,285.63 : x
  2. Step 2: Convert to fraction form
    4,078.29/5,627.24 = 2,285.63/x
  3. Step 3: Cross multiply
    4,078.29x = 5,627.24 × 2,285.63
  4. Step 4: Simplify right side
    4,078.29x = 12,861,808.34
  5. Step 5: Solve for x
    x = 12,861,808.34/4,078.29
  6. Step 6: Final answer
    x = 3,153.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.