Home / 2,329.94-3,215.38-1,267.77

Finding the Fourth Proportional to 2,329.94, 3,215.38 and 1,267.77

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Solution

The fourth proportional to 2,329.94, 3,215.38 and 1,267.77 is: 1,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.94 : 3,215.38 = 1,267.77 : x
  2. Step 2: Convert to fraction form
    2,329.94/3,215.38 = 1,267.77/x
  3. Step 3: Cross multiply
    2,329.94x = 3,215.38 × 1,267.77
  4. Step 4: Simplify right side
    2,329.94x = 4,076,367.17
  5. Step 5: Solve for x
    x = 4,076,367.17/2,329.94
  6. Step 6: Final answer
    x = 1,749.56

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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.