Home / 11,774.78-17,653.58-5,531.58

Finding the Fourth Proportional to 11,774.78, 17,653.58 and 5,531.58

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Solution

The fourth proportional to 11,774.78, 17,653.58 and 5,531.58 is: 8,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.78 : 17,653.58 = 5,531.58 : x
  2. Step 2: Convert to fraction form
    11,774.78/17,653.58 = 5,531.58/x
  3. Step 3: Cross multiply
    11,774.78x = 17,653.58 × 5,531.58
  4. Step 4: Simplify right side
    11,774.78x = 97,652,190.06
  5. Step 5: Solve for x
    x = 97,652,190.06/11,774.78
  6. Step 6: Final answer
    x = 8,293.33

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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.