Home / 6,817.92-10,219.59-3,527.70

Finding the Fourth Proportional to 6,817.92, 10,219.59 and 3,527.70

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Solution

The fourth proportional to 6,817.92, 10,219.59 and 3,527.70 is: 5,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.92 : 10,219.59 = 3,527.70 : x
  2. Step 2: Convert to fraction form
    6,817.92/10,219.59 = 3,527.70/x
  3. Step 3: Cross multiply
    6,817.92x = 10,219.59 × 3,527.70
  4. Step 4: Simplify right side
    6,817.92x = 36,051,647.64
  5. Step 5: Solve for x
    x = 36,051,647.64/6,817.92
  6. Step 6: Final answer
    x = 5,287.78

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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.