Home / 2,476.78-3,717.60-1,381.93

Finding the Fourth Proportional to 2,476.78, 3,717.60 and 1,381.93

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Solution

The fourth proportional to 2,476.78, 3,717.60 and 1,381.93 is: 2,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.78 : 3,717.60 = 1,381.93 : x
  2. Step 2: Convert to fraction form
    2,476.78/3,717.60 = 1,381.93/x
  3. Step 3: Cross multiply
    2,476.78x = 3,717.60 × 1,381.93
  4. Step 4: Simplify right side
    2,476.78x = 5,137,462.97
  5. Step 5: Solve for x
    x = 5,137,462.97/2,476.78
  6. Step 6: Final answer
    x = 2,074.25

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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.