Home / 5,644.44-7,790.46-3,287.07

Finding the Fourth Proportional to 5,644.44, 7,790.46 and 3,287.07

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Solution

The fourth proportional to 5,644.44, 7,790.46 and 3,287.07 is: 4,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.44 : 7,790.46 = 3,287.07 : x
  2. Step 2: Convert to fraction form
    5,644.44/7,790.46 = 3,287.07/x
  3. Step 3: Cross multiply
    5,644.44x = 7,790.46 × 3,287.07
  4. Step 4: Simplify right side
    5,644.44x = 25,607,787.35
  5. Step 5: Solve for x
    x = 25,607,787.35/5,644.44
  6. Step 6: Final answer
    x = 4,536.82

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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.