Home / 11,393.40-17,087.64-3,597.96

Finding the Fourth Proportional to 11,393.40, 17,087.64 and 3,597.96

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Solution

The fourth proportional to 11,393.40, 17,087.64 and 3,597.96 is: 5,396.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.40 : 17,087.64 = 3,597.96 : x
  2. Step 2: Convert to fraction form
    11,393.40/17,087.64 = 3,597.96/x
  3. Step 3: Cross multiply
    11,393.40x = 17,087.64 × 3,597.96
  4. Step 4: Simplify right side
    11,393.40x = 61,480,645.21
  5. Step 5: Solve for x
    x = 61,480,645.21/11,393.40
  6. Step 6: Final answer
    x = 5,396.16

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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.