Home / 6,911.40-10,360.86-2,525.80

Finding the Fourth Proportional to 6,911.40, 10,360.86 and 2,525.80

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Solution

The fourth proportional to 6,911.40, 10,360.86 and 2,525.80 is: 3,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.40 : 10,360.86 = 2,525.80 : x
  2. Step 2: Convert to fraction form
    6,911.40/10,360.86 = 2,525.80/x
  3. Step 3: Cross multiply
    6,911.40x = 10,360.86 × 2,525.80
  4. Step 4: Simplify right side
    6,911.40x = 26,169,460.19
  5. Step 5: Solve for x
    x = 26,169,460.19/6,911.40
  6. Step 6: Final answer
    x = 3,786.42

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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.