Home / 4,486.77-6,729.81-1,199.89

Finding the Fourth Proportional to 4,486.77, 6,729.81 and 1,199.89

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Solution

The fourth proportional to 4,486.77, 6,729.81 and 1,199.89 is: 1,799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.77 : 6,729.81 = 1,199.89 : x
  2. Step 2: Convert to fraction form
    4,486.77/6,729.81 = 1,199.89/x
  3. Step 3: Cross multiply
    4,486.77x = 6,729.81 × 1,199.89
  4. Step 4: Simplify right side
    4,486.77x = 8,075,020.08
  5. Step 5: Solve for x
    x = 8,075,020.08/4,486.77
  6. Step 6: Final answer
    x = 1,799.74

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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.