Home / 11,109.06-16,665.93-4,183.50

Finding the Fourth Proportional to 11,109.06, 16,665.93 and 4,183.50

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Solution

The fourth proportional to 11,109.06, 16,665.93 and 4,183.50 is: 6,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.06 : 16,665.93 = 4,183.50 : x
  2. Step 2: Convert to fraction form
    11,109.06/16,665.93 = 4,183.50/x
  3. Step 3: Cross multiply
    11,109.06x = 16,665.93 × 4,183.50
  4. Step 4: Simplify right side
    11,109.06x = 69,721,918.16
  5. Step 5: Solve for x
    x = 69,721,918.16/11,109.06
  6. Step 6: Final answer
    x = 6,276.13

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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.