Home / 6,731.98-10,099.57-2,114.98

Finding the Fourth Proportional to 6,731.98, 10,099.57 and 2,114.98

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Solution

The fourth proportional to 6,731.98, 10,099.57 and 2,114.98 is: 3,172.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.98 : 10,099.57 = 2,114.98 : x
  2. Step 2: Convert to fraction form
    6,731.98/10,099.57 = 2,114.98/x
  3. Step 3: Cross multiply
    6,731.98x = 10,099.57 × 2,114.98
  4. Step 4: Simplify right side
    6,731.98x = 21,360,388.56
  5. Step 5: Solve for x
    x = 21,360,388.56/6,731.98
  6. Step 6: Final answer
    x = 3,172.97

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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.