Home / 3,814.26-5,261.80-2,555.59

Finding the Fourth Proportional to 3,814.26, 5,261.80 and 2,555.59

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Solution

The fourth proportional to 3,814.26, 5,261.80 and 2,555.59 is: 3,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.26 : 5,261.80 = 2,555.59 : x
  2. Step 2: Convert to fraction form
    3,814.26/5,261.80 = 2,555.59/x
  3. Step 3: Cross multiply
    3,814.26x = 5,261.80 × 2,555.59
  4. Step 4: Simplify right side
    3,814.26x = 13,447,003.46
  5. Step 5: Solve for x
    x = 13,447,003.46/3,814.26
  6. Step 6: Final answer
    x = 3,525.46

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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.