Home / 3,975.40-5,486.24-2,297.03

Finding the Fourth Proportional to 3,975.40, 5,486.24 and 2,297.03

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Solution

The fourth proportional to 3,975.40, 5,486.24 and 2,297.03 is: 3,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.40 : 5,486.24 = 2,297.03 : x
  2. Step 2: Convert to fraction form
    3,975.40/5,486.24 = 2,297.03/x
  3. Step 3: Cross multiply
    3,975.40x = 5,486.24 × 2,297.03
  4. Step 4: Simplify right side
    3,975.40x = 12,602,057.87
  5. Step 5: Solve for x
    x = 12,602,057.87/3,975.40
  6. Step 6: Final answer
    x = 3,170.01

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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.