Home / 5,724.66-7,898.90-3,485.04

Finding the Fourth Proportional to 5,724.66, 7,898.90 and 3,485.04

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Solution

The fourth proportional to 5,724.66, 7,898.90 and 3,485.04 is: 4,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.66 : 7,898.90 = 3,485.04 : x
  2. Step 2: Convert to fraction form
    5,724.66/7,898.90 = 3,485.04/x
  3. Step 3: Cross multiply
    5,724.66x = 7,898.90 × 3,485.04
  4. Step 4: Simplify right side
    5,724.66x = 27,527,965.03
  5. Step 5: Solve for x
    x = 27,527,965.03/5,724.66
  6. Step 6: Final answer
    x = 4,808.66

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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.