Home / 2,367.81-3,267.60-1,305.61

Finding the Fourth Proportional to 2,367.81, 3,267.60 and 1,305.61

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Solution

The fourth proportional to 2,367.81, 3,267.60 and 1,305.61 is: 1,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.81 : 3,267.60 = 1,305.61 : x
  2. Step 2: Convert to fraction form
    2,367.81/3,267.60 = 1,305.61/x
  3. Step 3: Cross multiply
    2,367.81x = 3,267.60 × 1,305.61
  4. Step 4: Simplify right side
    2,367.81x = 4,266,224.82
  5. Step 5: Solve for x
    x = 4,266,224.82/2,367.81
  6. Step 6: Final answer
    x = 1,801.76

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1.5x scale

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.