Home / 4,113.28-6,169.46-1,191.58

Finding the Fourth Proportional to 4,113.28, 6,169.46 and 1,191.58

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Solution

The fourth proportional to 4,113.28, 6,169.46 and 1,191.58 is: 1,787.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.28 : 6,169.46 = 1,191.58 : x
  2. Step 2: Convert to fraction form
    4,113.28/6,169.46 = 1,191.58/x
  3. Step 3: Cross multiply
    4,113.28x = 6,169.46 × 1,191.58
  4. Step 4: Simplify right side
    4,113.28x = 7,351,399.19
  5. Step 5: Solve for x
    x = 7,351,399.19/4,113.28
  6. Step 6: Final answer
    x = 1,787.24

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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.