Home / 3,581.36-4,938.28-2,253.44

Finding the Fourth Proportional to 3,581.36, 4,938.28 and 2,253.44

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Solution

The fourth proportional to 3,581.36, 4,938.28 and 2,253.44 is: 3,107.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.36 : 4,938.28 = 2,253.44 : x
  2. Step 2: Convert to fraction form
    3,581.36/4,938.28 = 2,253.44/x
  3. Step 3: Cross multiply
    3,581.36x = 4,938.28 × 2,253.44
  4. Step 4: Simplify right side
    3,581.36x = 11,128,117.68
  5. Step 5: Solve for x
    x = 11,128,117.68/3,581.36
  6. Step 6: Final answer
    x = 3,107.23

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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.