Home / 4,453.18-6,145.32-2,881.24

Finding the Fourth Proportional to 4,453.18, 6,145.32 and 2,881.24

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Solution

The fourth proportional to 4,453.18, 6,145.32 and 2,881.24 is: 3,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.18 : 6,145.32 = 2,881.24 : x
  2. Step 2: Convert to fraction form
    4,453.18/6,145.32 = 2,881.24/x
  3. Step 3: Cross multiply
    4,453.18x = 6,145.32 × 2,881.24
  4. Step 4: Simplify right side
    4,453.18x = 17,706,141.80
  5. Step 5: Solve for x
    x = 17,706,141.80/4,453.18
  6. Step 6: Final answer
    x = 3,976.07

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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.