Home / 4,755.56-7,126.36-2,679.57

Finding the Fourth Proportional to 4,755.56, 7,126.36 and 2,679.57

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Solution

The fourth proportional to 4,755.56, 7,126.36 and 2,679.57 is: 4,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.56 : 7,126.36 = 2,679.57 : x
  2. Step 2: Convert to fraction form
    4,755.56/7,126.36 = 2,679.57/x
  3. Step 3: Cross multiply
    4,755.56x = 7,126.36 × 2,679.57
  4. Step 4: Simplify right side
    4,755.56x = 19,095,567.07
  5. Step 5: Solve for x
    x = 19,095,567.07/4,755.56
  6. Step 6: Final answer
    x = 4,015.42

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1.5x scale

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.