Home / 11,380.39-17,077.89-5,533.81

Finding the Fourth Proportional to 11,380.39, 17,077.89 and 5,533.81

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Solution

The fourth proportional to 11,380.39, 17,077.89 and 5,533.81 is: 8,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380.39 : 17,077.89 = 5,533.81 : x
  2. Step 2: Convert to fraction form
    11,380.39/17,077.89 = 5,533.81/x
  3. Step 3: Cross multiply
    11,380.39x = 17,077.89 × 5,533.81
  4. Step 4: Simplify right side
    11,380.39x = 94,505,798.46
  5. Step 5: Solve for x
    x = 94,505,798.46/11,380.39
  6. Step 6: Final answer
    x = 8,304.27

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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.