Home / 4,113.23-6,169.83-1,191.53

Finding the Fourth Proportional to 4,113.23, 6,169.83 and 1,191.53

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Solution

The fourth proportional to 4,113.23, 6,169.83 and 1,191.53 is: 1,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.23 : 6,169.83 = 1,191.53 : x
  2. Step 2: Convert to fraction form
    4,113.23/6,169.83 = 1,191.53/x
  3. Step 3: Cross multiply
    4,113.23x = 6,169.83 × 1,191.53
  4. Step 4: Simplify right side
    4,113.23x = 7,351,537.54
  5. Step 5: Solve for x
    x = 7,351,537.54/4,113.23
  6. Step 6: Final answer
    x = 1,787.29

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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.