Home / 6,539.00-9,805.19-2,155.01

Finding the Fourth Proportional to 6,539.00, 9,805.19 and 2,155.01

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Solution

The fourth proportional to 6,539.00, 9,805.19 and 2,155.01 is: 3,231.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.00 : 9,805.19 = 2,155.01 : x
  2. Step 2: Convert to fraction form
    6,539.00/9,805.19 = 2,155.01/x
  3. Step 3: Cross multiply
    6,539.00x = 9,805.19 × 2,155.01
  4. Step 4: Simplify right side
    6,539.00x = 21,130,222.70
  5. Step 5: Solve for x
    x = 21,130,222.70/6,539.00
  6. Step 6: Final answer
    x = 3,231.42

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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.