Home / 2,973.41-4,103.34-1,647.19

Finding the Fourth Proportional to 2,973.41, 4,103.34 and 1,647.19

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Solution

The fourth proportional to 2,973.41, 4,103.34 and 1,647.19 is: 2,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.41 : 4,103.34 = 1,647.19 : x
  2. Step 2: Convert to fraction form
    2,973.41/4,103.34 = 1,647.19/x
  3. Step 3: Cross multiply
    2,973.41x = 4,103.34 × 1,647.19
  4. Step 4: Simplify right side
    2,973.41x = 6,758,979.57
  5. Step 5: Solve for x
    x = 6,758,979.57/2,973.41
  6. Step 6: Final answer
    x = 2,273.14

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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.