Home / 4,075.20-6,115.37-1,303.94

Finding the Fourth Proportional to 4,075.20, 6,115.37 and 1,303.94

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Solution

The fourth proportional to 4,075.20, 6,115.37 and 1,303.94 is: 1,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.20 : 6,115.37 = 1,303.94 : x
  2. Step 2: Convert to fraction form
    4,075.20/6,115.37 = 1,303.94/x
  3. Step 3: Cross multiply
    4,075.20x = 6,115.37 × 1,303.94
  4. Step 4: Simplify right side
    4,075.20x = 7,974,084.33
  5. Step 5: Solve for x
    x = 7,974,084.33/4,075.20
  6. Step 6: Final answer
    x = 1,956.73

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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.