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Finding the Fourth Proportional to 5,409.94, 7,467.03 and 3,053.44

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Solution

The fourth proportional to 5,409.94, 7,467.03 and 3,053.44 is: 4,214.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.94 : 7,467.03 = 3,053.44 : x
  2. Step 2: Convert to fraction form
    5,409.94/7,467.03 = 3,053.44/x
  3. Step 3: Cross multiply
    5,409.94x = 7,467.03 × 3,053.44
  4. Step 4: Simplify right side
    5,409.94x = 22,800,128.08
  5. Step 5: Solve for x
    x = 22,800,128.08/5,409.94
  6. Step 6: Final answer
    x = 4,214.49

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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.