Home / 2,835.90-3,912.51-1,716.43

Finding the Fourth Proportional to 2,835.90, 3,912.51 and 1,716.43

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Solution

The fourth proportional to 2,835.90, 3,912.51 and 1,716.43 is: 2,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.90 : 3,912.51 = 1,716.43 : x
  2. Step 2: Convert to fraction form
    2,835.90/3,912.51 = 1,716.43/x
  3. Step 3: Cross multiply
    2,835.90x = 3,912.51 × 1,716.43
  4. Step 4: Simplify right side
    2,835.90x = 6,715,547.99
  5. Step 5: Solve for x
    x = 6,715,547.99/2,835.90
  6. Step 6: Final answer
    x = 2,368.05

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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.