Home / 11,076.95-16,615.53-3,285.77

Finding the Fourth Proportional to 11,076.95, 16,615.53 and 3,285.77

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Solution

The fourth proportional to 11,076.95, 16,615.53 and 3,285.77 is: 4,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.95 : 16,615.53 = 3,285.77 : x
  2. Step 2: Convert to fraction form
    11,076.95/16,615.53 = 3,285.77/x
  3. Step 3: Cross multiply
    11,076.95x = 16,615.53 × 3,285.77
  4. Step 4: Simplify right side
    11,076.95x = 54,594,726.93
  5. Step 5: Solve for x
    x = 54,594,726.93/11,076.95
  6. Step 6: Final answer
    x = 4,928.68

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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.