Home / 2,974.08-4,104.16-1,732

Finding the Fourth Proportional to 2,974.08, 4,104.16 and 1,732

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Solution

The fourth proportional to 2,974.08, 4,104.16 and 1,732 is: 2,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.08 : 4,104.16 = 1,732 : x
  2. Step 2: Convert to fraction form
    2,974.08/4,104.16 = 1,732/x
  3. Step 3: Cross multiply
    2,974.08x = 4,104.16 × 1,732
  4. Step 4: Simplify right side
    2,974.08x = 7,108,405.12
  5. Step 5: Solve for x
    x = 7,108,405.12/2,974.08
  6. Step 6: Final answer
    x = 2,390.12

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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.