Home / 6,777.68-10,166.51-3,858.44

Finding the Fourth Proportional to 6,777.68, 10,166.51 and 3,858.44

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Solution

The fourth proportional to 6,777.68, 10,166.51 and 3,858.44 is: 5,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.68 : 10,166.51 = 3,858.44 : x
  2. Step 2: Convert to fraction form
    6,777.68/10,166.51 = 3,858.44/x
  3. Step 3: Cross multiply
    6,777.68x = 10,166.51 × 3,858.44
  4. Step 4: Simplify right side
    6,777.68x = 39,226,827.66
  5. Step 5: Solve for x
    x = 39,226,827.66/6,777.68
  6. Step 6: Final answer
    x = 5,787.65

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1.5x scale

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.