Home / 11,375.92-17,041.74-6,430.60

Finding the Fourth Proportional to 11,375.92, 17,041.74 and 6,430.60

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Solution

The fourth proportional to 11,375.92, 17,041.74 and 6,430.60 is: 9,633.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375.92 : 17,041.74 = 6,430.60 : x
  2. Step 2: Convert to fraction form
    11,375.92/17,041.74 = 6,430.60/x
  3. Step 3: Cross multiply
    11,375.92x = 17,041.74 × 6,430.60
  4. Step 4: Simplify right side
    11,375.92x = 109,588,613.24
  5. Step 5: Solve for x
    x = 109,588,613.24/11,375.92
  6. Step 6: Final answer
    x = 9,633.38

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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.