Home / 4,281.72-6,422.04-1,161.96

Finding the Fourth Proportional to 4,281.72, 6,422.04 and 1,161.96

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Solution

The fourth proportional to 4,281.72, 6,422.04 and 1,161.96 is: 1,742.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.72 : 6,422.04 = 1,161.96 : x
  2. Step 2: Convert to fraction form
    4,281.72/6,422.04 = 1,161.96/x
  3. Step 3: Cross multiply
    4,281.72x = 6,422.04 × 1,161.96
  4. Step 4: Simplify right side
    4,281.72x = 7,462,153.60
  5. Step 5: Solve for x
    x = 7,462,153.60/4,281.72
  6. Step 6: Final answer
    x = 1,742.79

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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.