Home / 2,707.75-3,736.67-1,512.66

Finding the Fourth Proportional to 2,707.75, 3,736.67 and 1,512.66

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Solution

The fourth proportional to 2,707.75, 3,736.67 and 1,512.66 is: 2,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.75 : 3,736.67 = 1,512.66 : x
  2. Step 2: Convert to fraction form
    2,707.75/3,736.67 = 1,512.66/x
  3. Step 3: Cross multiply
    2,707.75x = 3,736.67 × 1,512.66
  4. Step 4: Simplify right side
    2,707.75x = 5,652,307.18
  5. Step 5: Solve for x
    x = 5,652,307.18/2,707.75
  6. Step 6: Final answer
    x = 2,087.45

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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.