Home / 10,157.90-15,236.46-3,583.94

Finding the Fourth Proportional to 10,157.90, 15,236.46 and 3,583.94

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Solution

The fourth proportional to 10,157.90, 15,236.46 and 3,583.94 is: 5,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.90 : 15,236.46 = 3,583.94 : x
  2. Step 2: Convert to fraction form
    10,157.90/15,236.46 = 3,583.94/x
  3. Step 3: Cross multiply
    10,157.90x = 15,236.46 × 3,583.94
  4. Step 4: Simplify right side
    10,157.90x = 54,606,482.27
  5. Step 5: Solve for x
    x = 54,606,482.27/10,157.90
  6. Step 6: Final answer
    x = 5,375.77

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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.