Home / 3,739.29-5,603.65-2,074.15

Finding the Fourth Proportional to 3,739.29, 5,603.65 and 2,074.15

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Solution

The fourth proportional to 3,739.29, 5,603.65 and 2,074.15 is: 3,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.29 : 5,603.65 = 2,074.15 : x
  2. Step 2: Convert to fraction form
    3,739.29/5,603.65 = 2,074.15/x
  3. Step 3: Cross multiply
    3,739.29x = 5,603.65 × 2,074.15
  4. Step 4: Simplify right side
    3,739.29x = 11,622,810.65
  5. Step 5: Solve for x
    x = 11,622,810.65/3,739.29
  6. Step 6: Final answer
    x = 3,108.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.