Home / 3,784.48-5,677.56-1,476

Finding the Fourth Proportional to 3,784.48, 5,677.56 and 1,476

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Solution

The fourth proportional to 3,784.48, 5,677.56 and 1,476 is: 2,214.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.48 : 5,677.56 = 1,476 : x
  2. Step 2: Convert to fraction form
    3,784.48/5,677.56 = 1,476/x
  3. Step 3: Cross multiply
    3,784.48x = 5,677.56 × 1,476
  4. Step 4: Simplify right side
    3,784.48x = 8,380,078.56
  5. Step 5: Solve for x
    x = 8,380,078.56/3,784.48
  6. Step 6: Final answer
    x = 2,214.33

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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.