Home / 9,942.88-14,916.12-4,096.30

Finding the Fourth Proportional to 9,942.88, 14,916.12 and 4,096.30

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Solution

The fourth proportional to 9,942.88, 14,916.12 and 4,096.30 is: 6,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.88 : 14,916.12 = 4,096.30 : x
  2. Step 2: Convert to fraction form
    9,942.88/14,916.12 = 4,096.30/x
  3. Step 3: Cross multiply
    9,942.88x = 14,916.12 × 4,096.30
  4. Step 4: Simplify right side
    9,942.88x = 61,100,902.36
  5. Step 5: Solve for x
    x = 61,100,902.36/9,942.88
  6. Step 6: Final answer
    x = 6,145.19

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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.