Home / 3,968.98-5,953.23-1,777.12

Finding the Fourth Proportional to 3,968.98, 5,953.23 and 1,777.12

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Solution

The fourth proportional to 3,968.98, 5,953.23 and 1,777.12 is: 2,665.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.98 : 5,953.23 = 1,777.12 : x
  2. Step 2: Convert to fraction form
    3,968.98/5,953.23 = 1,777.12/x
  3. Step 3: Cross multiply
    3,968.98x = 5,953.23 × 1,777.12
  4. Step 4: Simplify right side
    3,968.98x = 10,579,604.10
  5. Step 5: Solve for x
    x = 10,579,604.10/3,968.98
  6. Step 6: Final answer
    x = 2,665.57

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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.