Home / 2,593.58-3,581.25-2,115.11

Finding the Fourth Proportional to 2,593.58, 3,581.25 and 2,115.11

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Solution

The fourth proportional to 2,593.58, 3,581.25 and 2,115.11 is: 2,920.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.58 : 3,581.25 = 2,115.11 : x
  2. Step 2: Convert to fraction form
    2,593.58/3,581.25 = 2,115.11/x
  3. Step 3: Cross multiply
    2,593.58x = 3,581.25 × 2,115.11
  4. Step 4: Simplify right side
    2,593.58x = 7,574,737.69
  5. Step 5: Solve for x
    x = 7,574,737.69/2,593.58
  6. Step 6: Final answer
    x = 2,920.57

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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.