Home / 5,682.60-8,485.56-4,644.63

Finding the Fourth Proportional to 5,682.60, 8,485.56 and 4,644.63

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Solution

The fourth proportional to 5,682.60, 8,485.56 and 4,644.63 is: 6,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.60 : 8,485.56 = 4,644.63 : x
  2. Step 2: Convert to fraction form
    5,682.60/8,485.56 = 4,644.63/x
  3. Step 3: Cross multiply
    5,682.60x = 8,485.56 × 4,644.63
  4. Step 4: Simplify right side
    5,682.60x = 39,412,286.54
  5. Step 5: Solve for x
    x = 39,412,286.54/5,682.60
  6. Step 6: Final answer
    x = 6,935.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.