Home / 4,043.63-5,563.52-3,157.90

Finding the Fourth Proportional to 4,043.63, 5,563.52 and 3,157.90

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Solution

The fourth proportional to 4,043.63, 5,563.52 and 3,157.90 is: 4,344.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.63 : 5,563.52 = 3,157.90 : x
  2. Step 2: Convert to fraction form
    4,043.63/5,563.52 = 3,157.90/x
  3. Step 3: Cross multiply
    4,043.63x = 5,563.52 × 3,157.90
  4. Step 4: Simplify right side
    4,043.63x = 17,569,021.95
  5. Step 5: Solve for x
    x = 17,569,021.95/4,043.63
  6. Step 6: Final answer
    x = 4,344.86

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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.