Home / 2,556.17-3,528.70-1,926.95

Finding the Fourth Proportional to 2,556.17, 3,528.70 and 1,926.95

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Solution

The fourth proportional to 2,556.17, 3,528.70 and 1,926.95 is: 2,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.17 : 3,528.70 = 1,926.95 : x
  2. Step 2: Convert to fraction form
    2,556.17/3,528.70 = 1,926.95/x
  3. Step 3: Cross multiply
    2,556.17x = 3,528.70 × 1,926.95
  4. Step 4: Simplify right side
    2,556.17x = 6,799,638.94
  5. Step 5: Solve for x
    x = 6,799,638.94/2,556.17
  6. Step 6: Final answer
    x = 2,660.09

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