Home / 3,533.77-4,876.64-1,961.83

Finding the Fourth Proportional to 3,533.77, 4,876.64 and 1,961.83

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Solution

The fourth proportional to 3,533.77, 4,876.64 and 1,961.83 is: 2,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.77 : 4,876.64 = 1,961.83 : x
  2. Step 2: Convert to fraction form
    3,533.77/4,876.64 = 1,961.83/x
  3. Step 3: Cross multiply
    3,533.77x = 4,876.64 × 1,961.83
  4. Step 4: Simplify right side
    3,533.77x = 9,567,138.65
  5. Step 5: Solve for x
    x = 9,567,138.65/3,533.77
  6. Step 6: Final answer
    x = 2,707.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.