Home / 3,435.99-5,153.01-1,680.04

Finding the Fourth Proportional to 3,435.99, 5,153.01 and 1,680.04

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Solution

The fourth proportional to 3,435.99, 5,153.01 and 1,680.04 is: 2,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.99 : 5,153.01 = 1,680.04 : x
  2. Step 2: Convert to fraction form
    3,435.99/5,153.01 = 1,680.04/x
  3. Step 3: Cross multiply
    3,435.99x = 5,153.01 × 1,680.04
  4. Step 4: Simplify right side
    3,435.99x = 8,657,262.92
  5. Step 5: Solve for x
    x = 8,657,262.92/3,435.99
  6. Step 6: Final answer
    x = 2,519.58

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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.