Home / 7,896.90-11,840.49-2,703.18

Finding the Fourth Proportional to 7,896.90, 11,840.49 and 2,703.18

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Solution

The fourth proportional to 7,896.90, 11,840.49 and 2,703.18 is: 4,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.90 : 11,840.49 = 2,703.18 : x
  2. Step 2: Convert to fraction form
    7,896.90/11,840.49 = 2,703.18/x
  3. Step 3: Cross multiply
    7,896.90x = 11,840.49 × 2,703.18
  4. Step 4: Simplify right side
    7,896.90x = 32,006,975.76
  5. Step 5: Solve for x
    x = 32,006,975.76/7,896.90
  6. Step 6: Final answer
    x = 4,053.11

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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.