Home / 7,403.88-10,217.28-4,046.64

Finding the Fourth Proportional to 7,403.88, 10,217.28 and 4,046.64

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Solution

The fourth proportional to 7,403.88, 10,217.28 and 4,046.64 is: 5,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.88 : 10,217.28 = 4,046.64 : x
  2. Step 2: Convert to fraction form
    7,403.88/10,217.28 = 4,046.64/x
  3. Step 3: Cross multiply
    7,403.88x = 10,217.28 × 4,046.64
  4. Step 4: Simplify right side
    7,403.88x = 41,345,653.94
  5. Step 5: Solve for x
    x = 41,345,653.94/7,403.88
  6. Step 6: Final answer
    x = 5,584.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.