Home / 6,477.30-8,936.37-3,823.38

Finding the Fourth Proportional to 6,477.30, 8,936.37 and 3,823.38

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Solution

The fourth proportional to 6,477.30, 8,936.37 and 3,823.38 is: 5,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477.30 : 8,936.37 = 3,823.38 : x
  2. Step 2: Convert to fraction form
    6,477.30/8,936.37 = 3,823.38/x
  3. Step 3: Cross multiply
    6,477.30x = 8,936.37 × 3,823.38
  4. Step 4: Simplify right side
    6,477.30x = 34,167,138.33
  5. Step 5: Solve for x
    x = 34,167,138.33/6,477.30
  6. Step 6: Final answer
    x = 5,274.90

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1.5x scale

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.