Home / 6,252.39-8,628.12-3,599.78

Finding the Fourth Proportional to 6,252.39, 8,628.12 and 3,599.78

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Solution

The fourth proportional to 6,252.39, 8,628.12 and 3,599.78 is: 4,967.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,252.39 : 8,628.12 = 3,599.78 : x
  2. Step 2: Convert to fraction form
    6,252.39/8,628.12 = 3,599.78/x
  3. Step 3: Cross multiply
    6,252.39x = 8,628.12 × 3,599.78
  4. Step 4: Simplify right side
    6,252.39x = 31,059,290.67
  5. Step 5: Solve for x
    x = 31,059,290.67/6,252.39
  6. Step 6: Final answer
    x = 4,967.59

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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.