Home / 3,435.94-5,151.61-1,354.65

Finding the Fourth Proportional to 3,435.94, 5,151.61 and 1,354.65

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Solution

The fourth proportional to 3,435.94, 5,151.61 and 1,354.65 is: 2,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.94 : 5,151.61 = 1,354.65 : x
  2. Step 2: Convert to fraction form
    3,435.94/5,151.61 = 1,354.65/x
  3. Step 3: Cross multiply
    3,435.94x = 5,151.61 × 1,354.65
  4. Step 4: Simplify right side
    3,435.94x = 6,978,628.49
  5. Step 5: Solve for x
    x = 6,978,628.49/3,435.94
  6. Step 6: Final answer
    x = 2,031.07

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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.