Home / 4,114.15-6,172.19-1,192.51

Finding the Fourth Proportional to 4,114.15, 6,172.19 and 1,192.51

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Solution

The fourth proportional to 4,114.15, 6,172.19 and 1,192.51 is: 1,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.15 : 6,172.19 = 1,192.51 : x
  2. Step 2: Convert to fraction form
    4,114.15/6,172.19 = 1,192.51/x
  3. Step 3: Cross multiply
    4,114.15x = 6,172.19 × 1,192.51
  4. Step 4: Simplify right side
    4,114.15x = 7,360,392.33
  5. Step 5: Solve for x
    x = 7,360,392.33/4,114.15
  6. Step 6: Final answer
    x = 1,789.04

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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.