Home / 7,734.07-11,601.15-2,187.28

Finding the Fourth Proportional to 7,734.07, 11,601.15 and 2,187.28

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Solution

The fourth proportional to 7,734.07, 11,601.15 and 2,187.28 is: 3,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.07 : 11,601.15 = 2,187.28 : x
  2. Step 2: Convert to fraction form
    7,734.07/11,601.15 = 2,187.28/x
  3. Step 3: Cross multiply
    7,734.07x = 11,601.15 × 2,187.28
  4. Step 4: Simplify right side
    7,734.07x = 25,374,963.37
  5. Step 5: Solve for x
    x = 25,374,963.37/7,734.07
  6. Step 6: Final answer
    x = 3,280.93

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1.5x scale

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.