Home / 6,782.45-10,172.36-1,850.93

Finding the Fourth Proportional to 6,782.45, 10,172.36 and 1,850.93

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Solution

The fourth proportional to 6,782.45, 10,172.36 and 1,850.93 is: 2,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.45 : 10,172.36 = 1,850.93 : x
  2. Step 2: Convert to fraction form
    6,782.45/10,172.36 = 1,850.93/x
  3. Step 3: Cross multiply
    6,782.45x = 10,172.36 × 1,850.93
  4. Step 4: Simplify right side
    6,782.45x = 18,828,266.18
  5. Step 5: Solve for x
    x = 18,828,266.18/6,782.45
  6. Step 6: Final answer
    x = 2,776.03

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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.