Home / 3,173.63-4,760.35-1,418.18

Finding the Fourth Proportional to 3,173.63, 4,760.35 and 1,418.18

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Solution

The fourth proportional to 3,173.63, 4,760.35 and 1,418.18 is: 2,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.63 : 4,760.35 = 1,418.18 : x
  2. Step 2: Convert to fraction form
    3,173.63/4,760.35 = 1,418.18/x
  3. Step 3: Cross multiply
    3,173.63x = 4,760.35 × 1,418.18
  4. Step 4: Simplify right side
    3,173.63x = 6,751,005.82
  5. Step 5: Solve for x
    x = 6,751,005.82/3,173.63
  6. Step 6: Final answer
    x = 2,127.22

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1.5x scale

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.