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Finding the Fourth Proportional to 6,103.36, 9,153.84 and 1,719.68

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Solution

The fourth proportional to 6,103.36, 9,153.84 and 1,719.68 is: 2,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.36 : 9,153.84 = 1,719.68 : x
  2. Step 2: Convert to fraction form
    6,103.36/9,153.84 = 1,719.68/x
  3. Step 3: Cross multiply
    6,103.36x = 9,153.84 × 1,719.68
  4. Step 4: Simplify right side
    6,103.36x = 15,741,675.57
  5. Step 5: Solve for x
    x = 15,741,675.57/6,103.36
  6. Step 6: Final answer
    x = 2,579.18

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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.