Home / 6,858.22-10,291.58-3,160.98

Finding the Fourth Proportional to 6,858.22, 10,291.58 and 3,160.98

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Solution

The fourth proportional to 6,858.22, 10,291.58 and 3,160.98 is: 4,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.22 : 10,291.58 = 3,160.98 : x
  2. Step 2: Convert to fraction form
    6,858.22/10,291.58 = 3,160.98/x
  3. Step 3: Cross multiply
    6,858.22x = 10,291.58 × 3,160.98
  4. Step 4: Simplify right side
    6,858.22x = 32,531,478.55
  5. Step 5: Solve for x
    x = 32,531,478.55/6,858.22
  6. Step 6: Final answer
    x = 4,743.43

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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.