Home / 5,639.37-7,783.14-3,282.27

Finding the Fourth Proportional to 5,639.37, 7,783.14 and 3,282.27

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Solution

The fourth proportional to 5,639.37, 7,783.14 and 3,282.27 is: 4,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639.37 : 7,783.14 = 3,282.27 : x
  2. Step 2: Convert to fraction form
    5,639.37/7,783.14 = 3,282.27/x
  3. Step 3: Cross multiply
    5,639.37x = 7,783.14 × 3,282.27
  4. Step 4: Simplify right side
    5,639.37x = 25,546,366.93
  5. Step 5: Solve for x
    x = 25,546,366.93/5,639.37
  6. Step 6: Final answer
    x = 4,530.00

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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.