Home / 8,513.41-12,777.45-3,322.93

Finding the Fourth Proportional to 8,513.41, 12,777.45 and 3,322.93

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Solution

The fourth proportional to 8,513.41, 12,777.45 and 3,322.93 is: 4,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.41 : 12,777.45 = 3,322.93 : x
  2. Step 2: Convert to fraction form
    8,513.41/12,777.45 = 3,322.93/x
  3. Step 3: Cross multiply
    8,513.41x = 12,777.45 × 3,322.93
  4. Step 4: Simplify right side
    8,513.41x = 42,458,571.93
  5. Step 5: Solve for x
    x = 42,458,571.93/8,513.41
  6. Step 6: Final answer
    x = 4,987.26

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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.