Home / 6,272.56-8,655.96-3,620.35

Finding the Fourth Proportional to 6,272.56, 8,655.96 and 3,620.35

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Solution

The fourth proportional to 6,272.56, 8,655.96 and 3,620.35 is: 4,995.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.56 : 8,655.96 = 3,620.35 : x
  2. Step 2: Convert to fraction form
    6,272.56/8,655.96 = 3,620.35/x
  3. Step 3: Cross multiply
    6,272.56x = 8,655.96 × 3,620.35
  4. Step 4: Simplify right side
    6,272.56x = 31,337,604.79
  5. Step 5: Solve for x
    x = 31,337,604.79/6,272.56
  6. Step 6: Final answer
    x = 4,995.98

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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.