Home / 2,702.35-3,728.22-1,707.25

Finding the Fourth Proportional to 2,702.35, 3,728.22 and 1,707.25

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Solution

The fourth proportional to 2,702.35, 3,728.22 and 1,707.25 is: 2,355.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.35 : 3,728.22 = 1,707.25 : x
  2. Step 2: Convert to fraction form
    2,702.35/3,728.22 = 1,707.25/x
  3. Step 3: Cross multiply
    2,702.35x = 3,728.22 × 1,707.25
  4. Step 4: Simplify right side
    2,702.35x = 6,365,003.60
  5. Step 5: Solve for x
    x = 6,365,003.60/2,702.35
  6. Step 6: Final answer
    x = 2,355.36

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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.