Home / 1,975.35-2,960.90-1,049.98

Finding the Fourth Proportional to 1,975.35, 2,960.90 and 1,049.98

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Solution

The fourth proportional to 1,975.35, 2,960.90 and 1,049.98 is: 1,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.35 : 2,960.90 = 1,049.98 : x
  2. Step 2: Convert to fraction form
    1,975.35/2,960.90 = 1,049.98/x
  3. Step 3: Cross multiply
    1,975.35x = 2,960.90 × 1,049.98
  4. Step 4: Simplify right side
    1,975.35x = 3,108,878.38
  5. Step 5: Solve for x
    x = 3,108,878.38/1,975.35
  6. Step 6: Final answer
    x = 1,573.84

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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.