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Finding the Fourth Proportional to 5,520.99, 7,616.93 and 3,282.96

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Solution

The fourth proportional to 5,520.99, 7,616.93 and 3,282.96 is: 4,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.99 : 7,616.93 = 3,282.96 : x
  2. Step 2: Convert to fraction form
    5,520.99/7,616.93 = 3,282.96/x
  3. Step 3: Cross multiply
    5,520.99x = 7,616.93 × 3,282.96
  4. Step 4: Simplify right side
    5,520.99x = 25,006,060.10
  5. Step 5: Solve for x
    x = 25,006,060.10/5,520.99
  6. Step 6: Final answer
    x = 4,529.27

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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.