Home / 2,973.30-4,103.19-1,646.97

Finding the Fourth Proportional to 2,973.30, 4,103.19 and 1,646.97

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Solution

The fourth proportional to 2,973.30, 4,103.19 and 1,646.97 is: 2,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.30 : 4,103.19 = 1,646.97 : x
  2. Step 2: Convert to fraction form
    2,973.30/4,103.19 = 1,646.97/x
  3. Step 3: Cross multiply
    2,973.30x = 4,103.19 × 1,646.97
  4. Step 4: Simplify right side
    2,973.30x = 6,757,830.83
  5. Step 5: Solve for x
    x = 6,757,830.83/2,973.30
  6. Step 6: Final answer
    x = 2,272.84

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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.