Home / 4,208.90-5,805.07-3,217.46

Finding the Fourth Proportional to 4,208.90, 5,805.07 and 3,217.46

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Solution

The fourth proportional to 4,208.90, 5,805.07 and 3,217.46 is: 4,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.90 : 5,805.07 = 3,217.46 : x
  2. Step 2: Convert to fraction form
    4,208.90/5,805.07 = 3,217.46/x
  3. Step 3: Cross multiply
    4,208.90x = 5,805.07 × 3,217.46
  4. Step 4: Simplify right side
    4,208.90x = 18,677,543.45
  5. Step 5: Solve for x
    x = 18,677,543.45/4,208.90
  6. Step 6: Final answer
    x = 4,437.64

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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.