Home / 9,280.21-13,918.84-2,704.86

Finding the Fourth Proportional to 9,280.21, 13,918.84 and 2,704.86

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Solution

The fourth proportional to 9,280.21, 13,918.84 and 2,704.86 is: 4,056.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.21 : 13,918.84 = 2,704.86 : x
  2. Step 2: Convert to fraction form
    9,280.21/13,918.84 = 2,704.86/x
  3. Step 3: Cross multiply
    9,280.21x = 13,918.84 × 2,704.86
  4. Step 4: Simplify right side
    9,280.21x = 37,648,506.80
  5. Step 5: Solve for x
    x = 37,648,506.80/9,280.21
  6. Step 6: Final answer
    x = 4,056.86

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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.