Home / 3,364.58-4,643.05-1,872.41

Finding the Fourth Proportional to 3,364.58, 4,643.05 and 1,872.41

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Solution

The fourth proportional to 3,364.58, 4,643.05 and 1,872.41 is: 2,583.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.58 : 4,643.05 = 1,872.41 : x
  2. Step 2: Convert to fraction form
    3,364.58/4,643.05 = 1,872.41/x
  3. Step 3: Cross multiply
    3,364.58x = 4,643.05 × 1,872.41
  4. Step 4: Simplify right side
    3,364.58x = 8,693,697.93
  5. Step 5: Solve for x
    x = 8,693,697.93/3,364.58
  6. Step 6: Final answer
    x = 2,583.89

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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.