Home / 5,460.33-8,191.01-2,172.67

Finding the Fourth Proportional to 5,460.33, 8,191.01 and 2,172.67

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Solution

The fourth proportional to 5,460.33, 8,191.01 and 2,172.67 is: 3,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.33 : 8,191.01 = 2,172.67 : x
  2. Step 2: Convert to fraction form
    5,460.33/8,191.01 = 2,172.67/x
  3. Step 3: Cross multiply
    5,460.33x = 8,191.01 × 2,172.67
  4. Step 4: Simplify right side
    5,460.33x = 17,796,361.70
  5. Step 5: Solve for x
    x = 17,796,361.70/5,460.33
  6. Step 6: Final answer
    x = 3,259.21

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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.