Home / 1,904.55-2,848.92-1,787.91

Finding the Fourth Proportional to 1,904.55, 2,848.92 and 1,787.91

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Solution

The fourth proportional to 1,904.55, 2,848.92 and 1,787.91 is: 2,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.55 : 2,848.92 = 1,787.91 : x
  2. Step 2: Convert to fraction form
    1,904.55/2,848.92 = 1,787.91/x
  3. Step 3: Cross multiply
    1,904.55x = 2,848.92 × 1,787.91
  4. Step 4: Simplify right side
    1,904.55x = 5,093,612.56
  5. Step 5: Solve for x
    x = 5,093,612.56/1,904.55
  6. Step 6: Final answer
    x = 2,674.44

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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.