Home / 6,879.89-10,321.40-2,497.34

Finding the Fourth Proportional to 6,879.89, 10,321.40 and 2,497.34

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Solution

The fourth proportional to 6,879.89, 10,321.40 and 2,497.34 is: 3,746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.89 : 10,321.40 = 2,497.34 : x
  2. Step 2: Convert to fraction form
    6,879.89/10,321.40 = 2,497.34/x
  3. Step 3: Cross multiply
    6,879.89x = 10,321.40 × 2,497.34
  4. Step 4: Simplify right side
    6,879.89x = 25,776,032.59
  5. Step 5: Solve for x
    x = 25,776,032.59/6,879.89
  6. Step 6: Final answer
    x = 3,746.58

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1.5x scale

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.