Home / 11,191.25-16,792.75-4,955.57

Finding the Fourth Proportional to 11,191.25, 16,792.75 and 4,955.57

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Solution

The fourth proportional to 11,191.25, 16,792.75 and 4,955.57 is: 7,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.25 : 16,792.75 = 4,955.57 : x
  2. Step 2: Convert to fraction form
    11,191.25/16,792.75 = 4,955.57/x
  3. Step 3: Cross multiply
    11,191.25x = 16,792.75 × 4,955.57
  4. Step 4: Simplify right side
    11,191.25x = 83,217,551.76
  5. Step 5: Solve for x
    x = 83,217,551.76/11,191.25
  6. Step 6: Final answer
    x = 7,435.95

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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.