Home / 7,483.32-11,223.70-2,218.21

Finding the Fourth Proportional to 7,483.32, 11,223.70 and 2,218.21

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Solution

The fourth proportional to 7,483.32, 11,223.70 and 2,218.21 is: 3,326.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.32 : 11,223.70 = 2,218.21 : x
  2. Step 2: Convert to fraction form
    7,483.32/11,223.70 = 2,218.21/x
  3. Step 3: Cross multiply
    7,483.32x = 11,223.70 × 2,218.21
  4. Step 4: Simplify right side
    7,483.32x = 24,896,489.97
  5. Step 5: Solve for x
    x = 24,896,489.97/7,483.32
  6. Step 6: Final answer
    x = 3,326.93

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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.