Home / 6,611.12-9,123.26-3,626.99

Finding the Fourth Proportional to 6,611.12, 9,123.26 and 3,626.99

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Solution

The fourth proportional to 6,611.12, 9,123.26 and 3,626.99 is: 5,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.12 : 9,123.26 = 3,626.99 : x
  2. Step 2: Convert to fraction form
    6,611.12/9,123.26 = 3,626.99/x
  3. Step 3: Cross multiply
    6,611.12x = 9,123.26 × 3,626.99
  4. Step 4: Simplify right side
    6,611.12x = 33,089,909.04
  5. Step 5: Solve for x
    x = 33,089,909.04/6,611.12
  6. Step 6: Final answer
    x = 5,005.19

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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.