Home / 3,167.36-4,747.80-1,604.47

Finding the Fourth Proportional to 3,167.36, 4,747.80 and 1,604.47

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Solution

The fourth proportional to 3,167.36, 4,747.80 and 1,604.47 is: 2,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.36 : 4,747.80 = 1,604.47 : x
  2. Step 2: Convert to fraction form
    3,167.36/4,747.80 = 1,604.47/x
  3. Step 3: Cross multiply
    3,167.36x = 4,747.80 × 1,604.47
  4. Step 4: Simplify right side
    3,167.36x = 7,617,702.67
  5. Step 5: Solve for x
    x = 7,617,702.67/3,167.36
  6. Step 6: Final answer
    x = 2,405.06

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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.