Home / 6,143.37-9,218.06-2,858.76

Finding the Fourth Proportional to 6,143.37, 9,218.06 and 2,858.76

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Solution

The fourth proportional to 6,143.37, 9,218.06 and 2,858.76 is: 4,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.37 : 9,218.06 = 2,858.76 : x
  2. Step 2: Convert to fraction form
    6,143.37/9,218.06 = 2,858.76/x
  3. Step 3: Cross multiply
    6,143.37x = 9,218.06 × 2,858.76
  4. Step 4: Simplify right side
    6,143.37x = 26,352,221.21
  5. Step 5: Solve for x
    x = 26,352,221.21/6,143.37
  6. Step 6: Final answer
    x = 4,289.54

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Double scale
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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.