Home / 8,704.19-13,056.59-2,861.25

Finding the Fourth Proportional to 8,704.19, 13,056.59 and 2,861.25

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Solution

The fourth proportional to 8,704.19, 13,056.59 and 2,861.25 is: 4,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.19 : 13,056.59 = 2,861.25 : x
  2. Step 2: Convert to fraction form
    8,704.19/13,056.59 = 2,861.25/x
  3. Step 3: Cross multiply
    8,704.19x = 13,056.59 × 2,861.25
  4. Step 4: Simplify right side
    8,704.19x = 37,358,168.14
  5. Step 5: Solve for x
    x = 37,358,168.14/8,704.19
  6. Step 6: Final answer
    x = 4,291.98

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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.