Home / 6,101.44-8,421.38-3,450.40

Finding the Fourth Proportional to 6,101.44, 8,421.38 and 3,450.40

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Solution

The fourth proportional to 6,101.44, 8,421.38 and 3,450.40 is: 4,762.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.44 : 8,421.38 = 3,450.40 : x
  2. Step 2: Convert to fraction form
    6,101.44/8,421.38 = 3,450.40/x
  3. Step 3: Cross multiply
    6,101.44x = 8,421.38 × 3,450.40
  4. Step 4: Simplify right side
    6,101.44x = 29,057,129.55
  5. Step 5: Solve for x
    x = 29,057,129.55/6,101.44
  6. Step 6: Final answer
    x = 4,762.34

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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.