Home / 11,490.96-17,202.42-7,094.28

Finding the Fourth Proportional to 11,490.96, 17,202.42 and 7,094.28

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Solution

The fourth proportional to 11,490.96, 17,202.42 and 7,094.28 is: 10,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,490.96 : 17,202.42 = 7,094.28 : x
  2. Step 2: Convert to fraction form
    11,490.96/17,202.42 = 7,094.28/x
  3. Step 3: Cross multiply
    11,490.96x = 17,202.42 × 7,094.28
  4. Step 4: Simplify right side
    11,490.96x = 122,038,784.16
  5. Step 5: Solve for x
    x = 122,038,784.16/11,490.96
  6. Step 6: Final answer
    x = 10,620.42

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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.