Home / 6,852.87-9,455.69-4,163.54

Finding the Fourth Proportional to 6,852.87, 9,455.69 and 4,163.54

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Solution

The fourth proportional to 6,852.87, 9,455.69 and 4,163.54 is: 5,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.87 : 9,455.69 = 4,163.54 : x
  2. Step 2: Convert to fraction form
    6,852.87/9,455.69 = 4,163.54/x
  3. Step 3: Cross multiply
    6,852.87x = 9,455.69 × 4,163.54
  4. Step 4: Simplify right side
    6,852.87x = 39,369,106.67
  5. Step 5: Solve for x
    x = 39,369,106.67/6,852.87
  6. Step 6: Final answer
    x = 5,744.91

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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.