Home / 3,646.54-5,032.10-2,134.43

Finding the Fourth Proportional to 3,646.54, 5,032.10 and 2,134.43

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Solution

The fourth proportional to 3,646.54, 5,032.10 and 2,134.43 is: 2,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.54 : 5,032.10 = 2,134.43 : x
  2. Step 2: Convert to fraction form
    3,646.54/5,032.10 = 2,134.43/x
  3. Step 3: Cross multiply
    3,646.54x = 5,032.10 × 2,134.43
  4. Step 4: Simplify right side
    3,646.54x = 10,740,644.09
  5. Step 5: Solve for x
    x = 10,740,644.09/3,646.54
  6. Step 6: Final answer
    x = 2,945.43

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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.