Home / 6,994.12-10,491.21-2,611.53

Finding the Fourth Proportional to 6,994.12, 10,491.21 and 2,611.53

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Solution

The fourth proportional to 6,994.12, 10,491.21 and 2,611.53 is: 3,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.12 : 10,491.21 = 2,611.53 : x
  2. Step 2: Convert to fraction form
    6,994.12/10,491.21 = 2,611.53/x
  3. Step 3: Cross multiply
    6,994.12x = 10,491.21 × 2,611.53
  4. Step 4: Simplify right side
    6,994.12x = 27,398,096.59
  5. Step 5: Solve for x
    x = 27,398,096.59/6,994.12
  6. Step 6: Final answer
    x = 3,917.30

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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.