Home / 6,782.84-10,172.89-1,852.07

Finding the Fourth Proportional to 6,782.84, 10,172.89 and 1,852.07

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Solution

The fourth proportional to 6,782.84, 10,172.89 and 1,852.07 is: 2,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.84 : 10,172.89 = 1,852.07 : x
  2. Step 2: Convert to fraction form
    6,782.84/10,172.89 = 1,852.07/x
  3. Step 3: Cross multiply
    6,782.84x = 10,172.89 × 1,852.07
  4. Step 4: Simplify right side
    6,782.84x = 18,840,893.98
  5. Step 5: Solve for x
    x = 18,840,893.98/6,782.84
  6. Step 6: Final answer
    x = 2,777.73

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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.