Home / 9,330.25-13,995.48-3,992.71

Finding the Fourth Proportional to 9,330.25, 13,995.48 and 3,992.71

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Solution

The fourth proportional to 9,330.25, 13,995.48 and 3,992.71 is: 5,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.25 : 13,995.48 = 3,992.71 : x
  2. Step 2: Convert to fraction form
    9,330.25/13,995.48 = 3,992.71/x
  3. Step 3: Cross multiply
    9,330.25x = 13,995.48 × 3,992.71
  4. Step 4: Simplify right side
    9,330.25x = 55,879,892.95
  5. Step 5: Solve for x
    x = 55,879,892.95/9,330.25
  6. Step 6: Final answer
    x = 5,989.11

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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.