Home / 7,825.74-11,737.80-2,896.08

Finding the Fourth Proportional to 7,825.74, 11,737.80 and 2,896.08

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Solution

The fourth proportional to 7,825.74, 11,737.80 and 2,896.08 is: 4,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.74 : 11,737.80 = 2,896.08 : x
  2. Step 2: Convert to fraction form
    7,825.74/11,737.80 = 2,896.08/x
  3. Step 3: Cross multiply
    7,825.74x = 11,737.80 × 2,896.08
  4. Step 4: Simplify right side
    7,825.74x = 33,993,607.82
  5. Step 5: Solve for x
    x = 33,993,607.82/7,825.74
  6. Step 6: Final answer
    x = 4,343.82

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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.