Home / 3,683.61-5,079.56-2,844.45

Finding the Fourth Proportional to 3,683.61, 5,079.56 and 2,844.45

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Solution

The fourth proportional to 3,683.61, 5,079.56 and 2,844.45 is: 3,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.61 : 5,079.56 = 2,844.45 : x
  2. Step 2: Convert to fraction form
    3,683.61/5,079.56 = 2,844.45/x
  3. Step 3: Cross multiply
    3,683.61x = 5,079.56 × 2,844.45
  4. Step 4: Simplify right side
    3,683.61x = 14,448,554.44
  5. Step 5: Solve for x
    x = 14,448,554.44/3,683.61
  6. Step 6: Final answer
    x = 3,922.39

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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.