Home / 5,244.51-7,863.12-2,321.22

Finding the Fourth Proportional to 5,244.51, 7,863.12 and 2,321.22

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Solution

The fourth proportional to 5,244.51, 7,863.12 and 2,321.22 is: 3,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.51 : 7,863.12 = 2,321.22 : x
  2. Step 2: Convert to fraction form
    5,244.51/7,863.12 = 2,321.22/x
  3. Step 3: Cross multiply
    5,244.51x = 7,863.12 × 2,321.22
  4. Step 4: Simplify right side
    5,244.51x = 18,252,031.41
  5. Step 5: Solve for x
    x = 18,252,031.41/5,244.51
  6. Step 6: Final answer
    x = 3,480.22

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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.