Home / 1,908.84-2,626.60-1,851.74

Finding the Fourth Proportional to 1,908.84, 2,626.60 and 1,851.74

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Solution

The fourth proportional to 1,908.84, 2,626.60 and 1,851.74 is: 2,548.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908.84 : 2,626.60 = 1,851.74 : x
  2. Step 2: Convert to fraction form
    1,908.84/2,626.60 = 1,851.74/x
  3. Step 3: Cross multiply
    1,908.84x = 2,626.60 × 1,851.74
  4. Step 4: Simplify right side
    1,908.84x = 4,863,773.66
  5. Step 5: Solve for x
    x = 4,863,773.66/1,908.84
  6. Step 6: Final answer
    x = 2,548.02

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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.