Home / 7,285.14-10,927.71-2,091.02

Finding the Fourth Proportional to 7,285.14, 10,927.71 and 2,091.02

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Solution

The fourth proportional to 7,285.14, 10,927.71 and 2,091.02 is: 3,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.14 : 10,927.71 = 2,091.02 : x
  2. Step 2: Convert to fraction form
    7,285.14/10,927.71 = 2,091.02/x
  3. Step 3: Cross multiply
    7,285.14x = 10,927.71 × 2,091.02
  4. Step 4: Simplify right side
    7,285.14x = 22,850,005.53
  5. Step 5: Solve for x
    x = 22,850,005.53/7,285.14
  6. Step 6: Final answer
    x = 3,136.52

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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.