Home / 6,345.38-9,517.95-2,185.35

Finding the Fourth Proportional to 6,345.38, 9,517.95 and 2,185.35

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Solution

The fourth proportional to 6,345.38, 9,517.95 and 2,185.35 is: 3,277.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.38 : 9,517.95 = 2,185.35 : x
  2. Step 2: Convert to fraction form
    6,345.38/9,517.95 = 2,185.35/x
  3. Step 3: Cross multiply
    6,345.38x = 9,517.95 × 2,185.35
  4. Step 4: Simplify right side
    6,345.38x = 20,800,052.03
  5. Step 5: Solve for x
    x = 20,800,052.03/6,345.38
  6. Step 6: Final answer
    x = 3,277.99

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1.5x scale

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.