Home / 12,771.36-19,152.18-5,841

Finding the Fourth Proportional to 12,771.36, 19,152.18 and 5,841

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Solution

The fourth proportional to 12,771.36, 19,152.18 and 5,841 is: 8,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771.36 : 19,152.18 = 5,841 : x
  2. Step 2: Convert to fraction form
    12,771.36/19,152.18 = 5,841/x
  3. Step 3: Cross multiply
    12,771.36x = 19,152.18 × 5,841
  4. Step 4: Simplify right side
    12,771.36x = 111,867,883.38
  5. Step 5: Solve for x
    x = 111,867,883.38/12,771.36
  6. Step 6: Final answer
    x = 8,759.28

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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.