Home / 11,355.36-17,033.04-5,108.07

Finding the Fourth Proportional to 11,355.36, 17,033.04 and 5,108.07

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Solution

The fourth proportional to 11,355.36, 17,033.04 and 5,108.07 is: 7,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.36 : 17,033.04 = 5,108.07 : x
  2. Step 2: Convert to fraction form
    11,355.36/17,033.04 = 5,108.07/x
  3. Step 3: Cross multiply
    11,355.36x = 17,033.04 × 5,108.07
  4. Step 4: Simplify right side
    11,355.36x = 87,005,960.63
  5. Step 5: Solve for x
    x = 87,005,960.63/11,355.36
  6. Step 6: Final answer
    x = 7,662.11

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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.