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Finding the Fourth Proportional to 3,298.93, 4,945.73 and 2,256.32

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Solution

The fourth proportional to 3,298.93, 4,945.73 and 2,256.32 is: 3,382.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.93 : 4,945.73 = 2,256.32 : x
  2. Step 2: Convert to fraction form
    3,298.93/4,945.73 = 2,256.32/x
  3. Step 3: Cross multiply
    3,298.93x = 4,945.73 × 2,256.32
  4. Step 4: Simplify right side
    3,298.93x = 11,159,150.60
  5. Step 5: Solve for x
    x = 11,159,150.60/3,298.93
  6. Step 6: Final answer
    x = 3,382.66

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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.