Home / 5,717.44-7,888.64-3,359.12

Finding the Fourth Proportional to 5,717.44, 7,888.64 and 3,359.12

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Solution

The fourth proportional to 5,717.44, 7,888.64 and 3,359.12 is: 4,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.44 : 7,888.64 = 3,359.12 : x
  2. Step 2: Convert to fraction form
    5,717.44/7,888.64 = 3,359.12/x
  3. Step 3: Cross multiply
    5,717.44x = 7,888.64 × 3,359.12
  4. Step 4: Simplify right side
    5,717.44x = 26,498,888.40
  5. Step 5: Solve for x
    x = 26,498,888.40/5,717.44
  6. Step 6: Final answer
    x = 4,634.75

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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.