Home / 7,890.93-11,834.35-2,342.95

Finding the Fourth Proportional to 7,890.93, 11,834.35 and 2,342.95

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Solution

The fourth proportional to 7,890.93, 11,834.35 and 2,342.95 is: 3,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890.93 : 11,834.35 = 2,342.95 : x
  2. Step 2: Convert to fraction form
    7,890.93/11,834.35 = 2,342.95/x
  3. Step 3: Cross multiply
    7,890.93x = 11,834.35 × 2,342.95
  4. Step 4: Simplify right side
    7,890.93x = 27,727,290.33
  5. Step 5: Solve for x
    x = 27,727,290.33/7,890.93
  6. Step 6: Final answer
    x = 3,513.82

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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.