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Finding the Fourth Proportional to 3,526.88, 5,295.88 and 3,401.12

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Solution

The fourth proportional to 3,526.88, 5,295.88 and 3,401.12 is: 5,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.88 : 5,295.88 = 3,401.12 : x
  2. Step 2: Convert to fraction form
    3,526.88/5,295.88 = 3,401.12/x
  3. Step 3: Cross multiply
    3,526.88x = 5,295.88 × 3,401.12
  4. Step 4: Simplify right side
    3,526.88x = 18,011,923.39
  5. Step 5: Solve for x
    x = 18,011,923.39/3,526.88
  6. Step 6: Final answer
    x = 5,107.04

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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.