Home / 9,683.20-13,363.32-5,705.56

Finding the Fourth Proportional to 9,683.20, 13,363.32 and 5,705.56

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Solution

The fourth proportional to 9,683.20, 13,363.32 and 5,705.56 is: 7,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.20 : 13,363.32 = 5,705.56 : x
  2. Step 2: Convert to fraction form
    9,683.20/13,363.32 = 5,705.56/x
  3. Step 3: Cross multiply
    9,683.20x = 13,363.32 × 5,705.56
  4. Step 4: Simplify right side
    9,683.20x = 76,245,224.06
  5. Step 5: Solve for x
    x = 76,245,224.06/9,683.20
  6. Step 6: Final answer
    x = 7,873.97

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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.