Home / 12,798.92-19,170.60-6,211.26

Finding the Fourth Proportional to 12,798.92, 19,170.60 and 6,211.26

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Solution

The fourth proportional to 12,798.92, 19,170.60 and 6,211.26 is: 9,303.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798.92 : 19,170.60 = 6,211.26 : x
  2. Step 2: Convert to fraction form
    12,798.92/19,170.60 = 6,211.26/x
  3. Step 3: Cross multiply
    12,798.92x = 19,170.60 × 6,211.26
  4. Step 4: Simplify right side
    12,798.92x = 119,073,580.96
  5. Step 5: Solve for x
    x = 119,073,580.96/12,798.92
  6. Step 6: Final answer
    x = 9,303.41

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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.