Home / 5,282.82-7,922.61-4,240.35

Finding the Fourth Proportional to 5,282.82, 7,922.61 and 4,240.35

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Solution

The fourth proportional to 5,282.82, 7,922.61 and 4,240.35 is: 6,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.82 : 7,922.61 = 4,240.35 : x
  2. Step 2: Convert to fraction form
    5,282.82/7,922.61 = 4,240.35/x
  3. Step 3: Cross multiply
    5,282.82x = 7,922.61 × 4,240.35
  4. Step 4: Simplify right side
    5,282.82x = 33,594,639.31
  5. Step 5: Solve for x
    x = 33,594,639.31/5,282.82
  6. Step 6: Final answer
    x = 6,359.22

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1.5x scale

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.