Home / 3,163.47-4,746.41-1,314.11

Finding the Fourth Proportional to 3,163.47, 4,746.41 and 1,314.11

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Solution

The fourth proportional to 3,163.47, 4,746.41 and 1,314.11 is: 1,971.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.47 : 4,746.41 = 1,314.11 : x
  2. Step 2: Convert to fraction form
    3,163.47/4,746.41 = 1,314.11/x
  3. Step 3: Cross multiply
    3,163.47x = 4,746.41 × 1,314.11
  4. Step 4: Simplify right side
    3,163.47x = 6,237,274.54
  5. Step 5: Solve for x
    x = 6,237,274.54/3,163.47
  6. Step 6: Final answer
    x = 1,971.66

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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.