Home / 4,156.40-5,735.96-2,388.36

Finding the Fourth Proportional to 4,156.40, 5,735.96 and 2,388.36

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Solution

The fourth proportional to 4,156.40, 5,735.96 and 2,388.36 is: 3,296.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.40 : 5,735.96 = 2,388.36 : x
  2. Step 2: Convert to fraction form
    4,156.40/5,735.96 = 2,388.36/x
  3. Step 3: Cross multiply
    4,156.40x = 5,735.96 × 2,388.36
  4. Step 4: Simplify right side
    4,156.40x = 13,699,537.43
  5. Step 5: Solve for x
    x = 13,699,537.43/4,156.40
  6. Step 6: Final answer
    x = 3,296.01

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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.