Home / 5,159.30-7,727.40-3,694.01

Finding the Fourth Proportional to 5,159.30, 7,727.40 and 3,694.01

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Solution

The fourth proportional to 5,159.30, 7,727.40 and 3,694.01 is: 5,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.30 : 7,727.40 = 3,694.01 : x
  2. Step 2: Convert to fraction form
    5,159.30/7,727.40 = 3,694.01/x
  3. Step 3: Cross multiply
    5,159.30x = 7,727.40 × 3,694.01
  4. Step 4: Simplify right side
    5,159.30x = 28,545,054.24
  5. Step 5: Solve for x
    x = 28,545,054.24/5,159.30
  6. Step 6: Final answer
    x = 5,532.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.