Home / 3,477.04-5,217.12-1,529.80

Finding the Fourth Proportional to 3,477.04, 5,217.12 and 1,529.80

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Solution

The fourth proportional to 3,477.04, 5,217.12 and 1,529.80 is: 2,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.04 : 5,217.12 = 1,529.80 : x
  2. Step 2: Convert to fraction form
    3,477.04/5,217.12 = 1,529.80/x
  3. Step 3: Cross multiply
    3,477.04x = 5,217.12 × 1,529.80
  4. Step 4: Simplify right side
    3,477.04x = 7,981,150.18
  5. Step 5: Solve for x
    x = 7,981,150.18/3,477.04
  6. Step 6: Final answer
    x = 2,295.39

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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.