Home / 6,268.42-8,651.70-3,615.46

Finding the Fourth Proportional to 6,268.42, 8,651.70 and 3,615.46

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Solution

The fourth proportional to 6,268.42, 8,651.70 and 3,615.46 is: 4,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.42 : 8,651.70 = 3,615.46 : x
  2. Step 2: Convert to fraction form
    6,268.42/8,651.70 = 3,615.46/x
  3. Step 3: Cross multiply
    6,268.42x = 8,651.70 × 3,615.46
  4. Step 4: Simplify right side
    6,268.42x = 31,279,875.28
  5. Step 5: Solve for x
    x = 31,279,875.28/6,268.42
  6. Step 6: Final answer
    x = 4,990.07

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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.