Home / 6,969.21-10,453.73-2,586.62

Finding the Fourth Proportional to 6,969.21, 10,453.73 and 2,586.62

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Solution

The fourth proportional to 6,969.21, 10,453.73 and 2,586.62 is: 3,879.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.21 : 10,453.73 = 2,586.62 : x
  2. Step 2: Convert to fraction form
    6,969.21/10,453.73 = 2,586.62/x
  3. Step 3: Cross multiply
    6,969.21x = 10,453.73 × 2,586.62
  4. Step 4: Simplify right side
    6,969.21x = 27,039,761.89
  5. Step 5: Solve for x
    x = 27,039,761.89/6,969.21
  6. Step 6: Final answer
    x = 3,879.89

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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.