Home / 6,871.08-9,482.14-3,727.29

Finding the Fourth Proportional to 6,871.08, 9,482.14 and 3,727.29

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Solution

The fourth proportional to 6,871.08, 9,482.14 and 3,727.29 is: 5,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.08 : 9,482.14 = 3,727.29 : x
  2. Step 2: Convert to fraction form
    6,871.08/9,482.14 = 3,727.29/x
  3. Step 3: Cross multiply
    6,871.08x = 9,482.14 × 3,727.29
  4. Step 4: Simplify right side
    6,871.08x = 35,342,633.74
  5. Step 5: Solve for x
    x = 35,342,633.74/6,871.08
  6. Step 6: Final answer
    x = 5,143.68

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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.