Home / 10,626.21-14,662.98-6,149.30

Finding the Fourth Proportional to 10,626.21, 14,662.98 and 6,149.30

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Solution

The fourth proportional to 10,626.21, 14,662.98 and 6,149.30 is: 8,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.21 : 14,662.98 = 6,149.30 : x
  2. Step 2: Convert to fraction form
    10,626.21/14,662.98 = 6,149.30/x
  3. Step 3: Cross multiply
    10,626.21x = 14,662.98 × 6,149.30
  4. Step 4: Simplify right side
    10,626.21x = 90,166,989.60
  5. Step 5: Solve for x
    x = 90,166,989.60/10,626.21
  6. Step 6: Final answer
    x = 8,485.34

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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.