Home / 6,345.73-9,518.60-1,963.23

Finding the Fourth Proportional to 6,345.73, 9,518.60 and 1,963.23

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Solution

The fourth proportional to 6,345.73, 9,518.60 and 1,963.23 is: 2,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.73 : 9,518.60 = 1,963.23 : x
  2. Step 2: Convert to fraction form
    6,345.73/9,518.60 = 1,963.23/x
  3. Step 3: Cross multiply
    6,345.73x = 9,518.60 × 1,963.23
  4. Step 4: Simplify right side
    6,345.73x = 18,687,201.08
  5. Step 5: Solve for x
    x = 18,687,201.08/6,345.73
  6. Step 6: Final answer
    x = 2,944.85

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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.