Home / 11,120.05-15,345.68-6,084.26

Finding the Fourth Proportional to 11,120.05, 15,345.68 and 6,084.26

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Solution

The fourth proportional to 11,120.05, 15,345.68 and 6,084.26 is: 8,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.05 : 15,345.68 = 6,084.26 : x
  2. Step 2: Convert to fraction form
    11,120.05/15,345.68 = 6,084.26/x
  3. Step 3: Cross multiply
    11,120.05x = 15,345.68 × 6,084.26
  4. Step 4: Simplify right side
    11,120.05x = 93,366,999.85
  5. Step 5: Solve for x
    x = 93,366,999.85/11,120.05
  6. Step 6: Final answer
    x = 8,396.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.