Home / 3,531.81-5,297.94-1,192.05

Finding the Fourth Proportional to 3,531.81, 5,297.94 and 1,192.05

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Solution

The fourth proportional to 3,531.81, 5,297.94 and 1,192.05 is: 1,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.81 : 5,297.94 = 1,192.05 : x
  2. Step 2: Convert to fraction form
    3,531.81/5,297.94 = 1,192.05/x
  3. Step 3: Cross multiply
    3,531.81x = 5,297.94 × 1,192.05
  4. Step 4: Simplify right side
    3,531.81x = 6,315,409.38
  5. Step 5: Solve for x
    x = 6,315,409.38/3,531.81
  6. Step 6: Final answer
    x = 1,788.15

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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.