Home / 6,285.66-8,675.28-3,634.68

Finding the Fourth Proportional to 6,285.66, 8,675.28 and 3,634.68

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Solution

The fourth proportional to 6,285.66, 8,675.28 and 3,634.68 is: 5,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.66 : 8,675.28 = 3,634.68 : x
  2. Step 2: Convert to fraction form
    6,285.66/8,675.28 = 3,634.68/x
  3. Step 3: Cross multiply
    6,285.66x = 8,675.28 × 3,634.68
  4. Step 4: Simplify right side
    6,285.66x = 31,531,866.71
  5. Step 5: Solve for x
    x = 31,531,866.71/6,285.66
  6. Step 6: Final answer
    x = 5,016.48

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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.