Home / 9,479.66-14,221.58-3,636.27

Finding the Fourth Proportional to 9,479.66, 14,221.58 and 3,636.27

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Solution

The fourth proportional to 9,479.66, 14,221.58 and 3,636.27 is: 5,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.66 : 14,221.58 = 3,636.27 : x
  2. Step 2: Convert to fraction form
    9,479.66/14,221.58 = 3,636.27/x
  3. Step 3: Cross multiply
    9,479.66x = 14,221.58 × 3,636.27
  4. Step 4: Simplify right side
    9,479.66x = 51,713,486.53
  5. Step 5: Solve for x
    x = 51,713,486.53/9,479.66
  6. Step 6: Final answer
    x = 5,455.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.