Home / 4,440.81-6,662.79-1,975.41

Finding the Fourth Proportional to 4,440.81, 6,662.79 and 1,975.41

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Solution

The fourth proportional to 4,440.81, 6,662.79 and 1,975.41 is: 2,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.81 : 6,662.79 = 1,975.41 : x
  2. Step 2: Convert to fraction form
    4,440.81/6,662.79 = 1,975.41/x
  3. Step 3: Cross multiply
    4,440.81x = 6,662.79 × 1,975.41
  4. Step 4: Simplify right side
    4,440.81x = 13,161,741.99
  5. Step 5: Solve for x
    x = 13,161,741.99/4,440.81
  6. Step 6: Final answer
    x = 2,963.82

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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.