Home / 4,320.76-6,473.84-3,453.26

Finding the Fourth Proportional to 4,320.76, 6,473.84 and 3,453.26

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Solution

The fourth proportional to 4,320.76, 6,473.84 and 3,453.26 is: 5,174.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.76 : 6,473.84 = 3,453.26 : x
  2. Step 2: Convert to fraction form
    4,320.76/6,473.84 = 3,453.26/x
  3. Step 3: Cross multiply
    4,320.76x = 6,473.84 × 3,453.26
  4. Step 4: Simplify right side
    4,320.76x = 22,355,852.72
  5. Step 5: Solve for x
    x = 22,355,852.72/4,320.76
  6. Step 6: Final answer
    x = 5,174.06

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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.