Home / 3,161.16-4,362.42-1,835.67

Finding the Fourth Proportional to 3,161.16, 4,362.42 and 1,835.67

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Solution

The fourth proportional to 3,161.16, 4,362.42 and 1,835.67 is: 2,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.16 : 4,362.42 = 1,835.67 : x
  2. Step 2: Convert to fraction form
    3,161.16/4,362.42 = 1,835.67/x
  3. Step 3: Cross multiply
    3,161.16x = 4,362.42 × 1,835.67
  4. Step 4: Simplify right side
    3,161.16x = 8,007,963.52
  5. Step 5: Solve for x
    x = 8,007,963.52/3,161.16
  6. Step 6: Final answer
    x = 2,533.24

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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.