Home / 3,143.70-4,716.58-1,500.04

Finding the Fourth Proportional to 3,143.70, 4,716.58 and 1,500.04

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Solution

The fourth proportional to 3,143.70, 4,716.58 and 1,500.04 is: 2,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.70 : 4,716.58 = 1,500.04 : x
  2. Step 2: Convert to fraction form
    3,143.70/4,716.58 = 1,500.04/x
  3. Step 3: Cross multiply
    3,143.70x = 4,716.58 × 1,500.04
  4. Step 4: Simplify right side
    3,143.70x = 7,075,037.23
  5. Step 5: Solve for x
    x = 7,075,037.23/3,143.70
  6. Step 6: Final answer
    x = 2,250.54

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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.