Home / 4,486.86-6,730.32-1,199.91

Finding the Fourth Proportional to 4,486.86, 6,730.32 and 1,199.91

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Solution

The fourth proportional to 4,486.86, 6,730.32 and 1,199.91 is: 1,799.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.86 : 6,730.32 = 1,199.91 : x
  2. Step 2: Convert to fraction form
    4,486.86/6,730.32 = 1,199.91/x
  3. Step 3: Cross multiply
    4,486.86x = 6,730.32 × 1,199.91
  4. Step 4: Simplify right side
    4,486.86x = 8,075,808.01
  5. Step 5: Solve for x
    x = 8,075,808.01/4,486.86
  6. Step 6: Final answer
    x = 1,799.88

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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.