Home / 2,926.99-4,039.64-1,882.09

Finding the Fourth Proportional to 2,926.99, 4,039.64 and 1,882.09

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Solution

The fourth proportional to 2,926.99, 4,039.64 and 1,882.09 is: 2,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.99 : 4,039.64 = 1,882.09 : x
  2. Step 2: Convert to fraction form
    2,926.99/4,039.64 = 1,882.09/x
  3. Step 3: Cross multiply
    2,926.99x = 4,039.64 × 1,882.09
  4. Step 4: Simplify right side
    2,926.99x = 7,602,966.05
  5. Step 5: Solve for x
    x = 7,602,966.05/2,926.99
  6. Step 6: Final answer
    x = 2,597.54

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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.