Home / 4,338.48-5,989.68-2,849

Finding the Fourth Proportional to 4,338.48, 5,989.68 and 2,849

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Solution

The fourth proportional to 4,338.48, 5,989.68 and 2,849 is: 3,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.48 : 5,989.68 = 2,849 : x
  2. Step 2: Convert to fraction form
    4,338.48/5,989.68 = 2,849/x
  3. Step 3: Cross multiply
    4,338.48x = 5,989.68 × 2,849
  4. Step 4: Simplify right side
    4,338.48x = 17,064,598.32
  5. Step 5: Solve for x
    x = 17,064,598.32/4,338.48
  6. Step 6: Final answer
    x = 3,933.31

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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.