Home / 5,815.35-8,024.94-3,162.77

Finding the Fourth Proportional to 5,815.35, 8,024.94 and 3,162.77

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Solution

The fourth proportional to 5,815.35, 8,024.94 and 3,162.77 is: 4,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.35 : 8,024.94 = 3,162.77 : x
  2. Step 2: Convert to fraction form
    5,815.35/8,024.94 = 3,162.77/x
  3. Step 3: Cross multiply
    5,815.35x = 8,024.94 × 3,162.77
  4. Step 4: Simplify right side
    5,815.35x = 25,380,999.36
  5. Step 5: Solve for x
    x = 25,380,999.36/5,815.35
  6. Step 6: Final answer
    x = 4,364.48

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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.