Home / 6,830.21-10,238.83-2,445.41

Finding the Fourth Proportional to 6,830.21, 10,238.83 and 2,445.41

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Solution

The fourth proportional to 6,830.21, 10,238.83 and 2,445.41 is: 3,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.21 : 10,238.83 = 2,445.41 : x
  2. Step 2: Convert to fraction form
    6,830.21/10,238.83 = 2,445.41/x
  3. Step 3: Cross multiply
    6,830.21x = 10,238.83 × 2,445.41
  4. Step 4: Simplify right side
    6,830.21x = 25,038,137.27
  5. Step 5: Solve for x
    x = 25,038,137.27/6,830.21
  6. Step 6: Final answer
    x = 3,665.79

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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.