Home / 2,175.29-3,002.37-1,702.25

Finding the Fourth Proportional to 2,175.29, 3,002.37 and 1,702.25

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Solution

The fourth proportional to 2,175.29, 3,002.37 and 1,702.25 is: 2,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.29 : 3,002.37 = 1,702.25 : x
  2. Step 2: Convert to fraction form
    2,175.29/3,002.37 = 1,702.25/x
  3. Step 3: Cross multiply
    2,175.29x = 3,002.37 × 1,702.25
  4. Step 4: Simplify right side
    2,175.29x = 5,110,791.84
  5. Step 5: Solve for x
    x = 5,110,791.84/2,175.29
  6. Step 6: Final answer
    x = 2,349.47

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1.5x scale

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.