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Finding the Fourth Proportional to 4,361.88, 6,021.23 and 2,947.48

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Solution

The fourth proportional to 4,361.88, 6,021.23 and 2,947.48 is: 4,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.88 : 6,021.23 = 2,947.48 : x
  2. Step 2: Convert to fraction form
    4,361.88/6,021.23 = 2,947.48/x
  3. Step 3: Cross multiply
    4,361.88x = 6,021.23 × 2,947.48
  4. Step 4: Simplify right side
    4,361.88x = 17,747,455.00
  5. Step 5: Solve for x
    x = 17,747,455.00/4,361.88
  6. Step 6: Final answer
    x = 4,068.76

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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.