Home / 4,276.81-5,899.13-3,217.33

Finding the Fourth Proportional to 4,276.81, 5,899.13 and 3,217.33

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Solution

The fourth proportional to 4,276.81, 5,899.13 and 3,217.33 is: 4,437.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.81 : 5,899.13 = 3,217.33 : x
  2. Step 2: Convert to fraction form
    4,276.81/5,899.13 = 3,217.33/x
  3. Step 3: Cross multiply
    4,276.81x = 5,899.13 × 3,217.33
  4. Step 4: Simplify right side
    4,276.81x = 18,979,431.84
  5. Step 5: Solve for x
    x = 18,979,431.84/4,276.81
  6. Step 6: Final answer
    x = 4,437.75

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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.