Home / 4,276.10-6,403.35-3,412.10

Finding the Fourth Proportional to 4,276.10, 6,403.35 and 3,412.10

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Solution

The fourth proportional to 4,276.10, 6,403.35 and 3,412.10 is: 5,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.10 : 6,403.35 = 3,412.10 : x
  2. Step 2: Convert to fraction form
    4,276.10/6,403.35 = 3,412.10/x
  3. Step 3: Cross multiply
    4,276.10x = 6,403.35 × 3,412.10
  4. Step 4: Simplify right side
    4,276.10x = 21,848,870.54
  5. Step 5: Solve for x
    x = 21,848,870.54/4,276.10
  6. Step 6: Final answer
    x = 5,109.53

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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.