Home / 11,040.85-16,555.60-3,248.65

Finding the Fourth Proportional to 11,040.85, 16,555.60 and 3,248.65

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Solution

The fourth proportional to 11,040.85, 16,555.60 and 3,248.65 is: 4,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.85 : 16,555.60 = 3,248.65 : x
  2. Step 2: Convert to fraction form
    11,040.85/16,555.60 = 3,248.65/x
  3. Step 3: Cross multiply
    11,040.85x = 16,555.60 × 3,248.65
  4. Step 4: Simplify right side
    11,040.85x = 53,783,349.94
  5. Step 5: Solve for x
    x = 53,783,349.94/11,040.85
  6. Step 6: Final answer
    x = 4,871.31

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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.