Home / 3,134.66-4,325.63-1,718.06

Finding the Fourth Proportional to 3,134.66, 4,325.63 and 1,718.06

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Solution

The fourth proportional to 3,134.66, 4,325.63 and 1,718.06 is: 2,370.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.66 : 4,325.63 = 1,718.06 : x
  2. Step 2: Convert to fraction form
    3,134.66/4,325.63 = 1,718.06/x
  3. Step 3: Cross multiply
    3,134.66x = 4,325.63 × 1,718.06
  4. Step 4: Simplify right side
    3,134.66x = 7,431,661.66
  5. Step 5: Solve for x
    x = 7,431,661.66/3,134.66
  6. Step 6: Final answer
    x = 2,370.81

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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.