Home / 6,739.93-10,109.40-2,580.31

Finding the Fourth Proportional to 6,739.93, 10,109.40 and 2,580.31

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Solution

The fourth proportional to 6,739.93, 10,109.40 and 2,580.31 is: 3,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.93 : 10,109.40 = 2,580.31 : x
  2. Step 2: Convert to fraction form
    6,739.93/10,109.40 = 2,580.31/x
  3. Step 3: Cross multiply
    6,739.93x = 10,109.40 × 2,580.31
  4. Step 4: Simplify right side
    6,739.93x = 26,085,373.01
  5. Step 5: Solve for x
    x = 26,085,373.01/6,739.93
  6. Step 6: Final answer
    x = 3,870.27

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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.