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Finding the Fourth Proportional to 2,366.82, 3,533.22 and 1,879.20

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Solution

The fourth proportional to 2,366.82, 3,533.22 and 1,879.20 is: 2,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.82 : 3,533.22 = 1,879.20 : x
  2. Step 2: Convert to fraction form
    2,366.82/3,533.22 = 1,879.20/x
  3. Step 3: Cross multiply
    2,366.82x = 3,533.22 × 1,879.20
  4. Step 4: Simplify right side
    2,366.82x = 6,639,627.02
  5. Step 5: Solve for x
    x = 6,639,627.02/2,366.82
  6. Step 6: Final answer
    x = 2,805.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.