Home / 11,393.58-17,090.37-3,603.06

Finding the Fourth Proportional to 11,393.58, 17,090.37 and 3,603.06

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Solution

The fourth proportional to 11,393.58, 17,090.37 and 3,603.06 is: 5,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.58 : 17,090.37 = 3,603.06 : x
  2. Step 2: Convert to fraction form
    11,393.58/17,090.37 = 3,603.06/x
  3. Step 3: Cross multiply
    11,393.58x = 17,090.37 × 3,603.06
  4. Step 4: Simplify right side
    11,393.58x = 61,577,628.53
  5. Step 5: Solve for x
    x = 61,577,628.53/11,393.58
  6. Step 6: Final answer
    x = 5,404.59

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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.