Home / 3,646.73-5,032.86-2,074.79

Finding the Fourth Proportional to 3,646.73, 5,032.86 and 2,074.79

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Solution

The fourth proportional to 3,646.73, 5,032.86 and 2,074.79 is: 2,863.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.73 : 5,032.86 = 2,074.79 : x
  2. Step 2: Convert to fraction form
    3,646.73/5,032.86 = 2,074.79/x
  3. Step 3: Cross multiply
    3,646.73x = 5,032.86 × 2,074.79
  4. Step 4: Simplify right side
    3,646.73x = 10,442,127.60
  5. Step 5: Solve for x
    x = 10,442,127.60/3,646.73
  6. Step 6: Final answer
    x = 2,863.42

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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.