Home / 6,255-8,631.96-3,460.56

Finding the Fourth Proportional to 6,255, 8,631.96 and 3,460.56

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Solution

The fourth proportional to 6,255, 8,631.96 and 3,460.56 is: 4,775.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255 : 8,631.96 = 3,460.56 : x
  2. Step 2: Convert to fraction form
    6,255/8,631.96 = 3,460.56/x
  3. Step 3: Cross multiply
    6,255x = 8,631.96 × 3,460.56
  4. Step 4: Simplify right side
    6,255x = 29,871,415.50
  5. Step 5: Solve for x
    x = 29,871,415.50/6,255
  6. Step 6: Final answer
    x = 4,775.61

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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.