Home / 6,347.63-8,757.62-4,112.37

Finding the Fourth Proportional to 6,347.63, 8,757.62 and 4,112.37

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Solution

The fourth proportional to 6,347.63, 8,757.62 and 4,112.37 is: 5,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.63 : 8,757.62 = 4,112.37 : x
  2. Step 2: Convert to fraction form
    6,347.63/8,757.62 = 4,112.37/x
  3. Step 3: Cross multiply
    6,347.63x = 8,757.62 × 4,112.37
  4. Step 4: Simplify right side
    6,347.63x = 36,014,568.62
  5. Step 5: Solve for x
    x = 36,014,568.62/6,347.63
  6. Step 6: Final answer
    x = 5,673.70

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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.