Home / 2,835.68-3,913.12-1,717.08

Finding the Fourth Proportional to 2,835.68, 3,913.12 and 1,717.08

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Solution

The fourth proportional to 2,835.68, 3,913.12 and 1,717.08 is: 2,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.68 : 3,913.12 = 1,717.08 : x
  2. Step 2: Convert to fraction form
    2,835.68/3,913.12 = 1,717.08/x
  3. Step 3: Cross multiply
    2,835.68x = 3,913.12 × 1,717.08
  4. Step 4: Simplify right side
    2,835.68x = 6,719,140.09
  5. Step 5: Solve for x
    x = 6,719,140.09/2,835.68
  6. Step 6: Final answer
    x = 2,369.50

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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.