Home / 11,155.84-16,736.82-4,586.68

Finding the Fourth Proportional to 11,155.84, 16,736.82 and 4,586.68

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Solution

The fourth proportional to 11,155.84, 16,736.82 and 4,586.68 is: 6,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.84 : 16,736.82 = 4,586.68 : x
  2. Step 2: Convert to fraction form
    11,155.84/16,736.82 = 4,586.68/x
  3. Step 3: Cross multiply
    11,155.84x = 16,736.82 × 4,586.68
  4. Step 4: Simplify right side
    11,155.84x = 76,766,437.56
  5. Step 5: Solve for x
    x = 76,766,437.56/11,155.84
  6. Step 6: Final answer
    x = 6,881.28

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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.