Home / 6,611.03-9,123.21-3,626.91

Finding the Fourth Proportional to 6,611.03, 9,123.21 and 3,626.91

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Solution

The fourth proportional to 6,611.03, 9,123.21 and 3,626.91 is: 5,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.03 : 9,123.21 = 3,626.91 : x
  2. Step 2: Convert to fraction form
    6,611.03/9,123.21 = 3,626.91/x
  3. Step 3: Cross multiply
    6,611.03x = 9,123.21 × 3,626.91
  4. Step 4: Simplify right side
    6,611.03x = 33,089,061.58
  5. Step 5: Solve for x
    x = 33,089,061.58/6,611.03
  6. Step 6: Final answer
    x = 5,005.13

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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.