Home / 4,117.09-6,174.53-1,155.37

Finding the Fourth Proportional to 4,117.09, 6,174.53 and 1,155.37

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Solution

The fourth proportional to 4,117.09, 6,174.53 and 1,155.37 is: 1,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.09 : 6,174.53 = 1,155.37 : x
  2. Step 2: Convert to fraction form
    4,117.09/6,174.53 = 1,155.37/x
  3. Step 3: Cross multiply
    4,117.09x = 6,174.53 × 1,155.37
  4. Step 4: Simplify right side
    4,117.09x = 7,133,866.73
  5. Step 5: Solve for x
    x = 7,133,866.73/4,117.09
  6. Step 6: Final answer
    x = 1,732.74

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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.