Home / 5,071.54-7,611.24-3,316.07

Finding the Fourth Proportional to 5,071.54, 7,611.24 and 3,316.07

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Solution

The fourth proportional to 5,071.54, 7,611.24 and 3,316.07 is: 4,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.54 : 7,611.24 = 3,316.07 : x
  2. Step 2: Convert to fraction form
    5,071.54/7,611.24 = 3,316.07/x
  3. Step 3: Cross multiply
    5,071.54x = 7,611.24 × 3,316.07
  4. Step 4: Simplify right side
    5,071.54x = 25,239,380.66
  5. Step 5: Solve for x
    x = 25,239,380.66/5,071.54
  6. Step 6: Final answer
    x = 4,976.67

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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.