Home / 11,155.48-16,732.76-4,581.50

Finding the Fourth Proportional to 11,155.48, 16,732.76 and 4,581.50

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Solution

The fourth proportional to 11,155.48, 16,732.76 and 4,581.50 is: 6,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.48 : 16,732.76 = 4,581.50 : x
  2. Step 2: Convert to fraction form
    11,155.48/16,732.76 = 4,581.50/x
  3. Step 3: Cross multiply
    11,155.48x = 16,732.76 × 4,581.50
  4. Step 4: Simplify right side
    11,155.48x = 76,661,059.14
  5. Step 5: Solve for x
    x = 76,661,059.14/11,155.48
  6. Step 6: Final answer
    x = 6,872.06

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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.