Home / 1,922.04-2,880.18-1,873.74

Finding the Fourth Proportional to 1,922.04, 2,880.18 and 1,873.74

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Solution

The fourth proportional to 1,922.04, 2,880.18 and 1,873.74 is: 2,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.04 : 2,880.18 = 1,873.74 : x
  2. Step 2: Convert to fraction form
    1,922.04/2,880.18 = 1,873.74/x
  3. Step 3: Cross multiply
    1,922.04x = 2,880.18 × 1,873.74
  4. Step 4: Simplify right side
    1,922.04x = 5,396,708.47
  5. Step 5: Solve for x
    x = 5,396,708.47/1,922.04
  6. Step 6: Final answer
    x = 2,807.80

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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.