Home / 2,162.19-3,235.41-1,873.07

Finding the Fourth Proportional to 2,162.19, 3,235.41 and 1,873.07

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Solution

The fourth proportional to 2,162.19, 3,235.41 and 1,873.07 is: 2,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162.19 : 3,235.41 = 1,873.07 : x
  2. Step 2: Convert to fraction form
    2,162.19/3,235.41 = 1,873.07/x
  3. Step 3: Cross multiply
    2,162.19x = 3,235.41 × 1,873.07
  4. Step 4: Simplify right side
    2,162.19x = 6,060,133.23
  5. Step 5: Solve for x
    x = 6,060,133.23/2,162.19
  6. Step 6: Final answer
    x = 2,802.78

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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.