Home / 2,333.48-3,220.27-1,338.95

Finding the Fourth Proportional to 2,333.48, 3,220.27 and 1,338.95

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Solution

The fourth proportional to 2,333.48, 3,220.27 and 1,338.95 is: 1,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.48 : 3,220.27 = 1,338.95 : x
  2. Step 2: Convert to fraction form
    2,333.48/3,220.27 = 1,338.95/x
  3. Step 3: Cross multiply
    2,333.48x = 3,220.27 × 1,338.95
  4. Step 4: Simplify right side
    2,333.48x = 4,311,785.22
  5. Step 5: Solve for x
    x = 4,311,785.22/2,333.48
  6. Step 6: Final answer
    x = 1,847.80

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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.