Home / 2,297.09-3,170.05-1,412.57

Finding the Fourth Proportional to 2,297.09, 3,170.05 and 1,412.57

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Solution

The fourth proportional to 2,297.09, 3,170.05 and 1,412.57 is: 1,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.09 : 3,170.05 = 1,412.57 : x
  2. Step 2: Convert to fraction form
    2,297.09/3,170.05 = 1,412.57/x
  3. Step 3: Cross multiply
    2,297.09x = 3,170.05 × 1,412.57
  4. Step 4: Simplify right side
    2,297.09x = 4,477,921.92
  5. Step 5: Solve for x
    x = 4,477,921.92/2,297.09
  6. Step 6: Final answer
    x = 1,949.39

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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.