Home / 2,890.08-4,326.66-2,611.44

Finding the Fourth Proportional to 2,890.08, 4,326.66 and 2,611.44

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Solution

The fourth proportional to 2,890.08, 4,326.66 and 2,611.44 is: 3,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.08 : 4,326.66 = 2,611.44 : x
  2. Step 2: Convert to fraction form
    2,890.08/4,326.66 = 2,611.44/x
  3. Step 3: Cross multiply
    2,890.08x = 4,326.66 × 2,611.44
  4. Step 4: Simplify right side
    2,890.08x = 11,298,812.99
  5. Step 5: Solve for x
    x = 11,298,812.99/2,890.08
  6. Step 6: Final answer
    x = 3,909.52

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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.