Home / 4,281.82-6,422.86-1,161.81

Finding the Fourth Proportional to 4,281.82, 6,422.86 and 1,161.81

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Solution

The fourth proportional to 4,281.82, 6,422.86 and 1,161.81 is: 1,742.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.82 : 6,422.86 = 1,161.81 : x
  2. Step 2: Convert to fraction form
    4,281.82/6,422.86 = 1,161.81/x
  3. Step 3: Cross multiply
    4,281.82x = 6,422.86 × 1,161.81
  4. Step 4: Simplify right side
    4,281.82x = 7,462,159.03
  5. Step 5: Solve for x
    x = 7,462,159.03/4,281.82
  6. Step 6: Final answer
    x = 1,742.76

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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.