Home / 3,095.25-4,271.52-1,698

Finding the Fourth Proportional to 3,095.25, 4,271.52 and 1,698

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Solution

The fourth proportional to 3,095.25, 4,271.52 and 1,698 is: 2,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.25 : 4,271.52 = 1,698 : x
  2. Step 2: Convert to fraction form
    3,095.25/4,271.52 = 1,698/x
  3. Step 3: Cross multiply
    3,095.25x = 4,271.52 × 1,698
  4. Step 4: Simplify right side
    3,095.25x = 7,253,040.96
  5. Step 5: Solve for x
    x = 7,253,040.96/3,095.25
  6. Step 6: Final answer
    x = 2,343.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.