Home / 1,926.41-2,888.52-1,310.94

Finding the Fourth Proportional to 1,926.41, 2,888.52 and 1,310.94

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Solution

The fourth proportional to 1,926.41, 2,888.52 and 1,310.94 is: 1,965.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.41 : 2,888.52 = 1,310.94 : x
  2. Step 2: Convert to fraction form
    1,926.41/2,888.52 = 1,310.94/x
  3. Step 3: Cross multiply
    1,926.41x = 2,888.52 × 1,310.94
  4. Step 4: Simplify right side
    1,926.41x = 3,786,676.41
  5. Step 5: Solve for x
    x = 3,786,676.41/1,926.41
  6. Step 6: Final answer
    x = 1,965.67

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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.