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Finding the Fourth Proportional to 9,461.79, 14,195.42 and 3,914.10

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Solution

The fourth proportional to 9,461.79, 14,195.42 and 3,914.10 is: 5,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,461.79 : 14,195.42 = 3,914.10 : x
  2. Step 2: Convert to fraction form
    9,461.79/14,195.42 = 3,914.10/x
  3. Step 3: Cross multiply
    9,461.79x = 14,195.42 × 3,914.10
  4. Step 4: Simplify right side
    9,461.79x = 55,562,273.85
  5. Step 5: Solve for x
    x = 55,562,273.85/9,461.79
  6. Step 6: Final answer
    x = 5,872.28

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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.