Home / 2,320.92-3,202.92-1,273.05

Finding the Fourth Proportional to 2,320.92, 3,202.92 and 1,273.05

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Solution

The fourth proportional to 2,320.92, 3,202.92 and 1,273.05 is: 1,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.92 : 3,202.92 = 1,273.05 : x
  2. Step 2: Convert to fraction form
    2,320.92/3,202.92 = 1,273.05/x
  3. Step 3: Cross multiply
    2,320.92x = 3,202.92 × 1,273.05
  4. Step 4: Simplify right side
    2,320.92x = 4,077,477.31
  5. Step 5: Solve for x
    x = 4,077,477.31/2,320.92
  6. Step 6: Final answer
    x = 1,756.84

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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.