Home / 5,551.65-7,660.85-3,193.34

Finding the Fourth Proportional to 5,551.65, 7,660.85 and 3,193.34

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Solution

The fourth proportional to 5,551.65, 7,660.85 and 3,193.34 is: 4,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.65 : 7,660.85 = 3,193.34 : x
  2. Step 2: Convert to fraction form
    5,551.65/7,660.85 = 3,193.34/x
  3. Step 3: Cross multiply
    5,551.65x = 7,660.85 × 3,193.34
  4. Step 4: Simplify right side
    5,551.65x = 24,463,644.47
  5. Step 5: Solve for x
    x = 24,463,644.47/5,551.65
  6. Step 6: Final answer
    x = 4,406.55

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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.