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Finding the Fourth Proportional to 4,855.05, 7,292.94 and 3,477.24

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Solution

The fourth proportional to 4,855.05, 7,292.94 and 3,477.24 is: 5,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.05 : 7,292.94 = 3,477.24 : x
  2. Step 2: Convert to fraction form
    4,855.05/7,292.94 = 3,477.24/x
  3. Step 3: Cross multiply
    4,855.05x = 7,292.94 × 3,477.24
  4. Step 4: Simplify right side
    4,855.05x = 25,359,302.69
  5. Step 5: Solve for x
    x = 25,359,302.69/4,855.05
  6. Step 6: Final answer
    x = 5,223.28

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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.