Home / 7,285.01-10,929.27-2,090.75

Finding the Fourth Proportional to 7,285.01, 10,929.27 and 2,090.75

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Solution

The fourth proportional to 7,285.01, 10,929.27 and 2,090.75 is: 3,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.01 : 10,929.27 = 2,090.75 : x
  2. Step 2: Convert to fraction form
    7,285.01/10,929.27 = 2,090.75/x
  3. Step 3: Cross multiply
    7,285.01x = 10,929.27 × 2,090.75
  4. Step 4: Simplify right side
    7,285.01x = 22,850,371.25
  5. Step 5: Solve for x
    x = 22,850,371.25/7,285.01
  6. Step 6: Final answer
    x = 3,136.63

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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.