Home / 2,068.68-3,089.63-1,873.29

Finding the Fourth Proportional to 2,068.68, 3,089.63 and 1,873.29

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Solution

The fourth proportional to 2,068.68, 3,089.63 and 1,873.29 is: 2,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.68 : 3,089.63 = 1,873.29 : x
  2. Step 2: Convert to fraction form
    2,068.68/3,089.63 = 1,873.29/x
  3. Step 3: Cross multiply
    2,068.68x = 3,089.63 × 1,873.29
  4. Step 4: Simplify right side
    2,068.68x = 5,787,763.62
  5. Step 5: Solve for x
    x = 5,787,763.62/2,068.68
  6. Step 6: Final answer
    x = 2,797.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.