Home / 3,738.36-5,153.55-2,615.82

Finding the Fourth Proportional to 3,738.36, 5,153.55 and 2,615.82

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Solution

The fourth proportional to 3,738.36, 5,153.55 and 2,615.82 is: 3,606.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.36 : 5,153.55 = 2,615.82 : x
  2. Step 2: Convert to fraction form
    3,738.36/5,153.55 = 2,615.82/x
  3. Step 3: Cross multiply
    3,738.36x = 5,153.55 × 2,615.82
  4. Step 4: Simplify right side
    3,738.36x = 13,480,759.16
  5. Step 5: Solve for x
    x = 13,480,759.16/3,738.36
  6. Step 6: Final answer
    x = 3,606.06

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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.