Home / 1,941.92-2,926.55-1,757.08

Finding the Fourth Proportional to 1,941.92, 2,926.55 and 1,757.08

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Solution

The fourth proportional to 1,941.92, 2,926.55 and 1,757.08 is: 2,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.92 : 2,926.55 = 1,757.08 : x
  2. Step 2: Convert to fraction form
    1,941.92/2,926.55 = 1,757.08/x
  3. Step 3: Cross multiply
    1,941.92x = 2,926.55 × 1,757.08
  4. Step 4: Simplify right side
    1,941.92x = 5,142,167.84
  5. Step 5: Solve for x
    x = 5,142,167.84/1,941.92
  6. Step 6: Final answer
    x = 2,647.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.