Home / 5,553.65-7,664.20-3,429.27

Finding the Fourth Proportional to 5,553.65, 7,664.20 and 3,429.27

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Solution

The fourth proportional to 5,553.65, 7,664.20 and 3,429.27 is: 4,732.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.65 : 7,664.20 = 3,429.27 : x
  2. Step 2: Convert to fraction form
    5,553.65/7,664.20 = 3,429.27/x
  3. Step 3: Cross multiply
    5,553.65x = 7,664.20 × 3,429.27
  4. Step 4: Simplify right side
    5,553.65x = 26,282,602.56
  5. Step 5: Solve for x
    x = 26,282,602.56/5,553.65
  6. Step 6: Final answer
    x = 4,732.49

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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.