Home / 4,221.62-5,825.74-2,333.12

Finding the Fourth Proportional to 4,221.62, 5,825.74 and 2,333.12

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Solution

The fourth proportional to 4,221.62, 5,825.74 and 2,333.12 is: 3,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.62 : 5,825.74 = 2,333.12 : x
  2. Step 2: Convert to fraction form
    4,221.62/5,825.74 = 2,333.12/x
  3. Step 3: Cross multiply
    4,221.62x = 5,825.74 × 2,333.12
  4. Step 4: Simplify right side
    4,221.62x = 13,592,150.51
  5. Step 5: Solve for x
    x = 13,592,150.51/4,221.62
  6. Step 6: Final answer
    x = 3,219.65

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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.