Home / 3,148.49-4,723.37-1,763.80

Finding the Fourth Proportional to 3,148.49, 4,723.37 and 1,763.80

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Solution

The fourth proportional to 3,148.49, 4,723.37 and 1,763.80 is: 2,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.49 : 4,723.37 = 1,763.80 : x
  2. Step 2: Convert to fraction form
    3,148.49/4,723.37 = 1,763.80/x
  3. Step 3: Cross multiply
    3,148.49x = 4,723.37 × 1,763.80
  4. Step 4: Simplify right side
    3,148.49x = 8,331,080.01
  5. Step 5: Solve for x
    x = 8,331,080.01/3,148.49
  6. Step 6: Final answer
    x = 2,646.06

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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.