Home / 11,449.49-17,176.70-3,551.85

Finding the Fourth Proportional to 11,449.49, 17,176.70 and 3,551.85

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Solution

The fourth proportional to 11,449.49, 17,176.70 and 3,551.85 is: 5,328.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.49 : 17,176.70 = 3,551.85 : x
  2. Step 2: Convert to fraction form
    11,449.49/17,176.70 = 3,551.85/x
  3. Step 3: Cross multiply
    11,449.49x = 17,176.70 × 3,551.85
  4. Step 4: Simplify right side
    11,449.49x = 61,009,061.90
  5. Step 5: Solve for x
    x = 61,009,061.90/11,449.49
  6. Step 6: Final answer
    x = 5,328.54

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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.