Home / 3,326.08-4,990.29-1,477.02

Finding the Fourth Proportional to 3,326.08, 4,990.29 and 1,477.02

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Solution

The fourth proportional to 3,326.08, 4,990.29 and 1,477.02 is: 2,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.08 : 4,990.29 = 1,477.02 : x
  2. Step 2: Convert to fraction form
    3,326.08/4,990.29 = 1,477.02/x
  3. Step 3: Cross multiply
    3,326.08x = 4,990.29 × 1,477.02
  4. Step 4: Simplify right side
    3,326.08x = 7,370,758.14
  5. Step 5: Solve for x
    x = 7,370,758.14/3,326.08
  6. Step 6: Final answer
    x = 2,216.05

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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.