Home / 8,727.41-13,091.76-2,804.36

Finding the Fourth Proportional to 8,727.41, 13,091.76 and 2,804.36

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Solution

The fourth proportional to 8,727.41, 13,091.76 and 2,804.36 is: 4,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.41 : 13,091.76 = 2,804.36 : x
  2. Step 2: Convert to fraction form
    8,727.41/13,091.76 = 2,804.36/x
  3. Step 3: Cross multiply
    8,727.41x = 13,091.76 × 2,804.36
  4. Step 4: Simplify right side
    8,727.41x = 36,714,008.07
  5. Step 5: Solve for x
    x = 36,714,008.07/8,727.41
  6. Step 6: Final answer
    x = 4,206.75

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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.