Home / 1,934.93-2,902.37-1,111.39

Finding the Fourth Proportional to 1,934.93, 2,902.37 and 1,111.39

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Solution

The fourth proportional to 1,934.93, 2,902.37 and 1,111.39 is: 1,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.93 : 2,902.37 = 1,111.39 : x
  2. Step 2: Convert to fraction form
    1,934.93/2,902.37 = 1,111.39/x
  3. Step 3: Cross multiply
    1,934.93x = 2,902.37 × 1,111.39
  4. Step 4: Simplify right side
    1,934.93x = 3,225,652.18
  5. Step 5: Solve for x
    x = 3,225,652.18/1,934.93
  6. Step 6: Final answer
    x = 1,667.06

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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.