Home / 2,146.92-3,216.87-1,173.84

Finding the Fourth Proportional to 2,146.92, 3,216.87 and 1,173.84

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Solution

The fourth proportional to 2,146.92, 3,216.87 and 1,173.84 is: 1,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.92 : 3,216.87 = 1,173.84 : x
  2. Step 2: Convert to fraction form
    2,146.92/3,216.87 = 1,173.84/x
  3. Step 3: Cross multiply
    2,146.92x = 3,216.87 × 1,173.84
  4. Step 4: Simplify right side
    2,146.92x = 3,776,090.68
  5. Step 5: Solve for x
    x = 3,776,090.68/2,146.92
  6. Step 6: Final answer
    x = 1,758.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.