Home / 2,974.08-4,104.48-1,732.16

Finding the Fourth Proportional to 2,974.08, 4,104.48 and 1,732.16

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Solution

The fourth proportional to 2,974.08, 4,104.48 and 1,732.16 is: 2,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.08 : 4,104.48 = 1,732.16 : x
  2. Step 2: Convert to fraction form
    2,974.08/4,104.48 = 1,732.16/x
  3. Step 3: Cross multiply
    2,974.08x = 4,104.48 × 1,732.16
  4. Step 4: Simplify right side
    2,974.08x = 7,109,616.08
  5. Step 5: Solve for x
    x = 7,109,616.08/2,974.08
  6. Step 6: Final answer
    x = 2,390.53

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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.