Home / 2,388.40-3,297.11-1,593.05

Finding the Fourth Proportional to 2,388.40, 3,297.11 and 1,593.05

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Solution

The fourth proportional to 2,388.40, 3,297.11 and 1,593.05 is: 2,199.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.40 : 3,297.11 = 1,593.05 : x
  2. Step 2: Convert to fraction form
    2,388.40/3,297.11 = 1,593.05/x
  3. Step 3: Cross multiply
    2,388.40x = 3,297.11 × 1,593.05
  4. Step 4: Simplify right side
    2,388.40x = 5,252,453.12
  5. Step 5: Solve for x
    x = 5,252,453.12/2,388.40
  6. Step 6: Final answer
    x = 2,199.16

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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.