Home / 4,321.08-5,913.27-4,230.36

Finding the Fourth Proportional to 4,321.08, 5,913.27 and 4,230.36

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Solution

The fourth proportional to 4,321.08, 5,913.27 and 4,230.36 is: 5,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.08 : 5,913.27 = 4,230.36 : x
  2. Step 2: Convert to fraction form
    4,321.08/5,913.27 = 4,230.36/x
  3. Step 3: Cross multiply
    4,321.08x = 5,913.27 × 4,230.36
  4. Step 4: Simplify right side
    4,321.08x = 25,015,260.88
  5. Step 5: Solve for x
    x = 25,015,260.88/4,321.08
  6. Step 6: Final answer
    x = 5,789.12

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.