Home / 4,172.31-5,758.31-2,493.72

Finding the Fourth Proportional to 4,172.31, 5,758.31 and 2,493.72

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Solution

The fourth proportional to 4,172.31, 5,758.31 and 2,493.72 is: 3,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.31 : 5,758.31 = 2,493.72 : x
  2. Step 2: Convert to fraction form
    4,172.31/5,758.31 = 2,493.72/x
  3. Step 3: Cross multiply
    4,172.31x = 5,758.31 × 2,493.72
  4. Step 4: Simplify right side
    4,172.31x = 14,359,619.05
  5. Step 5: Solve for x
    x = 14,359,619.05/4,172.31
  6. Step 6: Final answer
    x = 3,441.65

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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.