Home / 3,612.00-4,984.67-2,119.38

Finding the Fourth Proportional to 3,612.00, 4,984.67 and 2,119.38

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Solution

The fourth proportional to 3,612.00, 4,984.67 and 2,119.38 is: 2,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.00 : 4,984.67 = 2,119.38 : x
  2. Step 2: Convert to fraction form
    3,612.00/4,984.67 = 2,119.38/x
  3. Step 3: Cross multiply
    3,612.00x = 4,984.67 × 2,119.38
  4. Step 4: Simplify right side
    3,612.00x = 10,564,396.51
  5. Step 5: Solve for x
    x = 10,564,396.51/3,612.00
  6. Step 6: Final answer
    x = 2,924.80

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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.