Home / 3,464.55-5,187.59-1,817.66

Finding the Fourth Proportional to 3,464.55, 5,187.59 and 1,817.66

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Solution

The fourth proportional to 3,464.55, 5,187.59 and 1,817.66 is: 2,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.55 : 5,187.59 = 1,817.66 : x
  2. Step 2: Convert to fraction form
    3,464.55/5,187.59 = 1,817.66/x
  3. Step 3: Cross multiply
    3,464.55x = 5,187.59 × 1,817.66
  4. Step 4: Simplify right side
    3,464.55x = 9,429,239.81
  5. Step 5: Solve for x
    x = 9,429,239.81/3,464.55
  6. Step 6: Final answer
    x = 2,721.63

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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.