Home / 2,926.42-4,391.73-1,170.41

Finding the Fourth Proportional to 2,926.42, 4,391.73 and 1,170.41

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Solution

The fourth proportional to 2,926.42, 4,391.73 and 1,170.41 is: 1,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.42 : 4,391.73 = 1,170.41 : x
  2. Step 2: Convert to fraction form
    2,926.42/4,391.73 = 1,170.41/x
  3. Step 3: Cross multiply
    2,926.42x = 4,391.73 × 1,170.41
  4. Step 4: Simplify right side
    2,926.42x = 5,140,102.75
  5. Step 5: Solve for x
    x = 5,140,102.75/2,926.42
  6. Step 6: Final answer
    x = 1,756.45

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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.