Home / 2,299.09-3,175.94-2,213.74

Finding the Fourth Proportional to 2,299.09, 3,175.94 and 2,213.74

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Solution

The fourth proportional to 2,299.09, 3,175.94 and 2,213.74 is: 3,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.09 : 3,175.94 = 2,213.74 : x
  2. Step 2: Convert to fraction form
    2,299.09/3,175.94 = 2,213.74/x
  3. Step 3: Cross multiply
    2,299.09x = 3,175.94 × 2,213.74
  4. Step 4: Simplify right side
    2,299.09x = 7,030,713.36
  5. Step 5: Solve for x
    x = 7,030,713.36/2,299.09
  6. Step 6: Final answer
    x = 3,058.05

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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.