Home / 11,562.90-17,316.39-6,617.55

Finding the Fourth Proportional to 11,562.90, 17,316.39 and 6,617.55

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Solution

The fourth proportional to 11,562.90, 17,316.39 and 6,617.55 is: 9,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.90 : 17,316.39 = 6,617.55 : x
  2. Step 2: Convert to fraction form
    11,562.90/17,316.39 = 6,617.55/x
  3. Step 3: Cross multiply
    11,562.90x = 17,316.39 × 6,617.55
  4. Step 4: Simplify right side
    11,562.90x = 114,592,076.64
  5. Step 5: Solve for x
    x = 114,592,076.64/11,562.90
  6. Step 6: Final answer
    x = 9,910.32

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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.