Home / 6,787.77-10,180.86-2,627.40

Finding the Fourth Proportional to 6,787.77, 10,180.86 and 2,627.40

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Solution

The fourth proportional to 6,787.77, 10,180.86 and 2,627.40 is: 3,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.77 : 10,180.86 = 2,627.40 : x
  2. Step 2: Convert to fraction form
    6,787.77/10,180.86 = 2,627.40/x
  3. Step 3: Cross multiply
    6,787.77x = 10,180.86 × 2,627.40
  4. Step 4: Simplify right side
    6,787.77x = 26,749,219.89
  5. Step 5: Solve for x
    x = 26,749,219.89/6,787.77
  6. Step 6: Final answer
    x = 3,940.80

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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.