Home / 5,527.45-7,628.61-3,169.14

Finding the Fourth Proportional to 5,527.45, 7,628.61 and 3,169.14

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Solution

The fourth proportional to 5,527.45, 7,628.61 and 3,169.14 is: 4,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.45 : 7,628.61 = 3,169.14 : x
  2. Step 2: Convert to fraction form
    5,527.45/7,628.61 = 3,169.14/x
  3. Step 3: Cross multiply
    5,527.45x = 7,628.61 × 3,169.14
  4. Step 4: Simplify right side
    5,527.45x = 24,176,133.10
  5. Step 5: Solve for x
    x = 24,176,133.10/5,527.45
  6. Step 6: Final answer
    x = 4,373.83

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1.5x scale

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.