Home / 6,282.90-8,670.06-3,449.72

Finding the Fourth Proportional to 6,282.90, 8,670.06 and 3,449.72

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Solution

The fourth proportional to 6,282.90, 8,670.06 and 3,449.72 is: 4,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.90 : 8,670.06 = 3,449.72 : x
  2. Step 2: Convert to fraction form
    6,282.90/8,670.06 = 3,449.72/x
  3. Step 3: Cross multiply
    6,282.90x = 8,670.06 × 3,449.72
  4. Step 4: Simplify right side
    6,282.90x = 29,909,268.55
  5. Step 5: Solve for x
    x = 29,909,268.55/6,282.90
  6. Step 6: Final answer
    x = 4,760.43

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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.