Home / 6,257.96-8,636.36-3,605.64

Finding the Fourth Proportional to 6,257.96, 8,636.36 and 3,605.64

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Solution

The fourth proportional to 6,257.96, 8,636.36 and 3,605.64 is: 4,976.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.96 : 8,636.36 = 3,605.64 : x
  2. Step 2: Convert to fraction form
    6,257.96/8,636.36 = 3,605.64/x
  3. Step 3: Cross multiply
    6,257.96x = 8,636.36 × 3,605.64
  4. Step 4: Simplify right side
    6,257.96x = 31,139,605.07
  5. Step 5: Solve for x
    x = 31,139,605.07/6,257.96
  6. Step 6: Final answer
    x = 4,976.00

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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.