Home / 7,783.24-11,671.34-2,235.32

Finding the Fourth Proportional to 7,783.24, 11,671.34 and 2,235.32

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Solution

The fourth proportional to 7,783.24, 11,671.34 and 2,235.32 is: 3,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.24 : 11,671.34 = 2,235.32 : x
  2. Step 2: Convert to fraction form
    7,783.24/11,671.34 = 2,235.32/x
  3. Step 3: Cross multiply
    7,783.24x = 11,671.34 × 2,235.32
  4. Step 4: Simplify right side
    7,783.24x = 26,089,179.73
  5. Step 5: Solve for x
    x = 26,089,179.73/7,783.24
  6. Step 6: Final answer
    x = 3,351.97

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Double scale
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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.