Home / 2,383.39-3,288.85-1,887.27

Finding the Fourth Proportional to 2,383.39, 3,288.85 and 1,887.27

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Solution

The fourth proportional to 2,383.39, 3,288.85 and 1,887.27 is: 2,604.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.39 : 3,288.85 = 1,887.27 : x
  2. Step 2: Convert to fraction form
    2,383.39/3,288.85 = 1,887.27/x
  3. Step 3: Cross multiply
    2,383.39x = 3,288.85 × 1,887.27
  4. Step 4: Simplify right side
    2,383.39x = 6,206,941.50
  5. Step 5: Solve for x
    x = 6,206,941.50/2,383.39
  6. Step 6: Final answer
    x = 2,604.25

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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.