Home / 4,228.15-5,836.20-2,969.51

Finding the Fourth Proportional to 4,228.15, 5,836.20 and 2,969.51

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Solution

The fourth proportional to 4,228.15, 5,836.20 and 2,969.51 is: 4,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.15 : 5,836.20 = 2,969.51 : x
  2. Step 2: Convert to fraction form
    4,228.15/5,836.20 = 2,969.51/x
  3. Step 3: Cross multiply
    4,228.15x = 5,836.20 × 2,969.51
  4. Step 4: Simplify right side
    4,228.15x = 17,330,654.26
  5. Step 5: Solve for x
    x = 17,330,654.26/4,228.15
  6. Step 6: Final answer
    x = 4,098.87

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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.