Home / 3,176.74-4,384.43-1,851.22

Finding the Fourth Proportional to 3,176.74, 4,384.43 and 1,851.22

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Solution

The fourth proportional to 3,176.74, 4,384.43 and 1,851.22 is: 2,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.74 : 4,384.43 = 1,851.22 : x
  2. Step 2: Convert to fraction form
    3,176.74/4,384.43 = 1,851.22/x
  3. Step 3: Cross multiply
    3,176.74x = 4,384.43 × 1,851.22
  4. Step 4: Simplify right side
    3,176.74x = 8,116,544.50
  5. Step 5: Solve for x
    x = 8,116,544.50/3,176.74
  6. Step 6: Final answer
    x = 2,554.99

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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.