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Finding the Fourth Proportional to 5,527.59, 7,628.00 and 3,169.59

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Solution

The fourth proportional to 5,527.59, 7,628.00 and 3,169.59 is: 4,373.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.59 : 7,628.00 = 3,169.59 : x
  2. Step 2: Convert to fraction form
    5,527.59/7,628.00 = 3,169.59/x
  3. Step 3: Cross multiply
    5,527.59x = 7,628.00 × 3,169.59
  4. Step 4: Simplify right side
    5,527.59x = 24,177,616.67
  5. Step 5: Solve for x
    x = 24,177,616.67/5,527.59
  6. Step 6: Final answer
    x = 4,373.99

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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.