Home / 4,074.64-6,110.68-1,338

Finding the Fourth Proportional to 4,074.64, 6,110.68 and 1,338

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Solution

The fourth proportional to 4,074.64, 6,110.68 and 1,338 is: 2,006.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.64 : 6,110.68 = 1,338 : x
  2. Step 2: Convert to fraction form
    4,074.64/6,110.68 = 1,338/x
  3. Step 3: Cross multiply
    4,074.64x = 6,110.68 × 1,338
  4. Step 4: Simplify right side
    4,074.64x = 8,176,089.84
  5. Step 5: Solve for x
    x = 8,176,089.84/4,074.64
  6. Step 6: Final answer
    x = 2,006.58

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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.