Home / 11,164.13-16,743.36-4,140.27

Finding the Fourth Proportional to 11,164.13, 16,743.36 and 4,140.27

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Solution

The fourth proportional to 11,164.13, 16,743.36 and 4,140.27 is: 6,209.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,164.13 : 16,743.36 = 4,140.27 : x
  2. Step 2: Convert to fraction form
    11,164.13/16,743.36 = 4,140.27/x
  3. Step 3: Cross multiply
    11,164.13x = 16,743.36 × 4,140.27
  4. Step 4: Simplify right side
    11,164.13x = 69,322,031.11
  5. Step 5: Solve for x
    x = 69,322,031.11/11,164.13
  6. Step 6: Final answer
    x = 6,209.36

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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.