Home / 2,267.43-3,129.08-1,323.81

Finding the Fourth Proportional to 2,267.43, 3,129.08 and 1,323.81

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Solution

The fourth proportional to 2,267.43, 3,129.08 and 1,323.81 is: 1,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.43 : 3,129.08 = 1,323.81 : x
  2. Step 2: Convert to fraction form
    2,267.43/3,129.08 = 1,323.81/x
  3. Step 3: Cross multiply
    2,267.43x = 3,129.08 × 1,323.81
  4. Step 4: Simplify right side
    2,267.43x = 4,142,300.78
  5. Step 5: Solve for x
    x = 4,142,300.78/2,267.43
  6. Step 6: Final answer
    x = 1,826.87

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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.