Home / 11,336.16-17,015.40-7,443.36

Finding the Fourth Proportional to 11,336.16, 17,015.40 and 7,443.36

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Solution

The fourth proportional to 11,336.16, 17,015.40 and 7,443.36 is: 11,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.16 : 17,015.40 = 7,443.36 : x
  2. Step 2: Convert to fraction form
    11,336.16/17,015.40 = 7,443.36/x
  3. Step 3: Cross multiply
    11,336.16x = 17,015.40 × 7,443.36
  4. Step 4: Simplify right side
    11,336.16x = 126,651,747.74
  5. Step 5: Solve for x
    x = 126,651,747.74/11,336.16
  6. Step 6: Final answer
    x = 11,172.37

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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.