Home / 1,933.68-2,901.66-1,274.01

Finding the Fourth Proportional to 1,933.68, 2,901.66 and 1,274.01

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Solution

The fourth proportional to 1,933.68, 2,901.66 and 1,274.01 is: 1,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.68 : 2,901.66 = 1,274.01 : x
  2. Step 2: Convert to fraction form
    1,933.68/2,901.66 = 1,274.01/x
  3. Step 3: Cross multiply
    1,933.68x = 2,901.66 × 1,274.01
  4. Step 4: Simplify right side
    1,933.68x = 3,696,743.86
  5. Step 5: Solve for x
    x = 3,696,743.86/1,933.68
  6. Step 6: Final answer
    x = 1,911.77

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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.