Home / 3,835.94-5,752.08-2,078.14

Finding the Fourth Proportional to 3,835.94, 5,752.08 and 2,078.14

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Solution

The fourth proportional to 3,835.94, 5,752.08 and 2,078.14 is: 3,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.94 : 5,752.08 = 2,078.14 : x
  2. Step 2: Convert to fraction form
    3,835.94/5,752.08 = 2,078.14/x
  3. Step 3: Cross multiply
    3,835.94x = 5,752.08 × 2,078.14
  4. Step 4: Simplify right side
    3,835.94x = 11,953,627.53
  5. Step 5: Solve for x
    x = 11,953,627.53/3,835.94
  6. Step 6: Final answer
    x = 3,116.22

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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.