Home / 8,317.77-11,481.20-4,783.34

Finding the Fourth Proportional to 8,317.77, 11,481.20 and 4,783.34

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Solution

The fourth proportional to 8,317.77, 11,481.20 and 4,783.34 is: 6,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.77 : 11,481.20 = 4,783.34 : x
  2. Step 2: Convert to fraction form
    8,317.77/11,481.20 = 4,783.34/x
  3. Step 3: Cross multiply
    8,317.77x = 11,481.20 × 4,783.34
  4. Step 4: Simplify right side
    8,317.77x = 54,918,401.89
  5. Step 5: Solve for x
    x = 54,918,401.89/8,317.77
  6. Step 6: Final answer
    x = 6,602.54

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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.