Home / 2,865.61-4,293.56-2,593.45

Finding the Fourth Proportional to 2,865.61, 4,293.56 and 2,593.45

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Solution

The fourth proportional to 2,865.61, 4,293.56 and 2,593.45 is: 3,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.61 : 4,293.56 = 2,593.45 : x
  2. Step 2: Convert to fraction form
    2,865.61/4,293.56 = 2,593.45/x
  3. Step 3: Cross multiply
    2,865.61x = 4,293.56 × 2,593.45
  4. Step 4: Simplify right side
    2,865.61x = 11,135,120.21
  5. Step 5: Solve for x
    x = 11,135,120.21/2,865.61
  6. Step 6: Final answer
    x = 3,885.78

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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.