Home / 11,107.26-16,655.76-4,085.51

Finding the Fourth Proportional to 11,107.26, 16,655.76 and 4,085.51

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Solution

The fourth proportional to 11,107.26, 16,655.76 and 4,085.51 is: 6,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.26 : 16,655.76 = 4,085.51 : x
  2. Step 2: Convert to fraction form
    11,107.26/16,655.76 = 4,085.51/x
  3. Step 3: Cross multiply
    11,107.26x = 16,655.76 × 4,085.51
  4. Step 4: Simplify right side
    11,107.26x = 68,047,190.76
  5. Step 5: Solve for x
    x = 68,047,190.76/11,107.26
  6. Step 6: Final answer
    x = 6,126.37

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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.