Home / 6,126.15-9,189.20-1,743.62

Finding the Fourth Proportional to 6,126.15, 9,189.20 and 1,743.62

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Solution

The fourth proportional to 6,126.15, 9,189.20 and 1,743.62 is: 2,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.15 : 9,189.20 = 1,743.62 : x
  2. Step 2: Convert to fraction form
    6,126.15/9,189.20 = 1,743.62/x
  3. Step 3: Cross multiply
    6,126.15x = 9,189.20 × 1,743.62
  4. Step 4: Simplify right side
    6,126.15x = 16,022,421.51
  5. Step 5: Solve for x
    x = 16,022,421.51/6,126.15
  6. Step 6: Final answer
    x = 2,615.41

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Similar ratio
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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.