Home / 3,079.37-4,621.80-1,436.84

Finding the Fourth Proportional to 3,079.37, 4,621.80 and 1,436.84

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Solution

The fourth proportional to 3,079.37, 4,621.80 and 1,436.84 is: 2,156.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.37 : 4,621.80 = 1,436.84 : x
  2. Step 2: Convert to fraction form
    3,079.37/4,621.80 = 1,436.84/x
  3. Step 3: Cross multiply
    3,079.37x = 4,621.80 × 1,436.84
  4. Step 4: Simplify right side
    3,079.37x = 6,640,787.11
  5. Step 5: Solve for x
    x = 6,640,787.11/3,079.37
  6. Step 6: Final answer
    x = 2,156.54

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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.