Home / 1,366.89-2,050.56-1,074.38

Finding the Fourth Proportional to 1,366.89, 2,050.56 and 1,074.38

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Solution

The fourth proportional to 1,366.89, 2,050.56 and 1,074.38 is: 1,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.89 : 2,050.56 = 1,074.38 : x
  2. Step 2: Convert to fraction form
    1,366.89/2,050.56 = 1,074.38/x
  3. Step 3: Cross multiply
    1,366.89x = 2,050.56 × 1,074.38
  4. Step 4: Simplify right side
    1,366.89x = 2,203,070.40
  5. Step 5: Solve for x
    x = 2,203,070.40/1,366.89
  6. Step 6: Final answer
    x = 1,611.74

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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.