Home / 4,134.10-6,201.74-1,212.01

Finding the Fourth Proportional to 4,134.10, 6,201.74 and 1,212.01

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Solution

The fourth proportional to 4,134.10, 6,201.74 and 1,212.01 is: 1,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.10 : 6,201.74 = 1,212.01 : x
  2. Step 2: Convert to fraction form
    4,134.10/6,201.74 = 1,212.01/x
  3. Step 3: Cross multiply
    4,134.10x = 6,201.74 × 1,212.01
  4. Step 4: Simplify right side
    4,134.10x = 7,516,570.90
  5. Step 5: Solve for x
    x = 7,516,570.90/4,134.10
  6. Step 6: Final answer
    x = 1,818.19

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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.