Home / 8,771.94-13,157.28-2,848.68

Finding the Fourth Proportional to 8,771.94, 13,157.28 and 2,848.68

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Solution

The fourth proportional to 8,771.94, 13,157.28 and 2,848.68 is: 4,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.94 : 13,157.28 = 2,848.68 : x
  2. Step 2: Convert to fraction form
    8,771.94/13,157.28 = 2,848.68/x
  3. Step 3: Cross multiply
    8,771.94x = 13,157.28 × 2,848.68
  4. Step 4: Simplify right side
    8,771.94x = 37,480,880.39
  5. Step 5: Solve for x
    x = 37,480,880.39/8,771.94
  6. Step 6: Final answer
    x = 4,272.82

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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.