Home / 5,474.00-7,551.42-3,880.98

Finding the Fourth Proportional to 5,474.00, 7,551.42 and 3,880.98

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Solution

The fourth proportional to 5,474.00, 7,551.42 and 3,880.98 is: 5,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.00 : 7,551.42 = 3,880.98 : x
  2. Step 2: Convert to fraction form
    5,474.00/7,551.42 = 3,880.98/x
  3. Step 3: Cross multiply
    5,474.00x = 7,551.42 × 3,880.98
  4. Step 4: Simplify right side
    5,474.00x = 29,306,909.99
  5. Step 5: Solve for x
    x = 29,306,909.99/5,474.00
  6. Step 6: Final answer
    x = 5,353.84

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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.