Home / 4,240.42-6,362.67-1,642.75

Finding the Fourth Proportional to 4,240.42, 6,362.67 and 1,642.75

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Solution

The fourth proportional to 4,240.42, 6,362.67 and 1,642.75 is: 2,464.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.42 : 6,362.67 = 1,642.75 : x
  2. Step 2: Convert to fraction form
    4,240.42/6,362.67 = 1,642.75/x
  3. Step 3: Cross multiply
    4,240.42x = 6,362.67 × 1,642.75
  4. Step 4: Simplify right side
    4,240.42x = 10,452,276.14
  5. Step 5: Solve for x
    x = 10,452,276.14/4,240.42
  6. Step 6: Final answer
    x = 2,464.92

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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.