Home / 3,050.08-4,208.96-1,808

Finding the Fourth Proportional to 3,050.08, 4,208.96 and 1,808

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Solution

The fourth proportional to 3,050.08, 4,208.96 and 1,808 is: 2,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.08 : 4,208.96 = 1,808 : x
  2. Step 2: Convert to fraction form
    3,050.08/4,208.96 = 1,808/x
  3. Step 3: Cross multiply
    3,050.08x = 4,208.96 × 1,808
  4. Step 4: Simplify right side
    3,050.08x = 7,609,799.68
  5. Step 5: Solve for x
    x = 7,609,799.68/3,050.08
  6. Step 6: Final answer
    x = 2,494.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.