Home / 6,127.75-9,189.55-2,431.27

Finding the Fourth Proportional to 6,127.75, 9,189.55 and 2,431.27

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Solution

The fourth proportional to 6,127.75, 9,189.55 and 2,431.27 is: 3,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.75 : 9,189.55 = 2,431.27 : x
  2. Step 2: Convert to fraction form
    6,127.75/9,189.55 = 2,431.27/x
  3. Step 3: Cross multiply
    6,127.75x = 9,189.55 × 2,431.27
  4. Step 4: Simplify right side
    6,127.75x = 22,342,277.23
  5. Step 5: Solve for x
    x = 22,342,277.23/6,127.75
  6. Step 6: Final answer
    x = 3,646.08

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Double scale
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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.