Home / 4,230.10-5,839.58-2,816.14

Finding the Fourth Proportional to 4,230.10, 5,839.58 and 2,816.14

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Solution

The fourth proportional to 4,230.10, 5,839.58 and 2,816.14 is: 3,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.10 : 5,839.58 = 2,816.14 : x
  2. Step 2: Convert to fraction form
    4,230.10/5,839.58 = 2,816.14/x
  3. Step 3: Cross multiply
    4,230.10x = 5,839.58 × 2,816.14
  4. Step 4: Simplify right side
    4,230.10x = 16,445,074.82
  5. Step 5: Solve for x
    x = 16,445,074.82/4,230.10
  6. Step 6: Final answer
    x = 3,887.63

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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.