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Finding the Fourth Proportional to 7,604.10, 11,407.41 and 2,672.46

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Solution

The fourth proportional to 7,604.10, 11,407.41 and 2,672.46 is: 4,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.10 : 11,407.41 = 2,672.46 : x
  2. Step 2: Convert to fraction form
    7,604.10/11,407.41 = 2,672.46/x
  3. Step 3: Cross multiply
    7,604.10x = 11,407.41 × 2,672.46
  4. Step 4: Simplify right side
    7,604.10x = 30,485,846.93
  5. Step 5: Solve for x
    x = 30,485,846.93/7,604.10
  6. Step 6: Final answer
    x = 4,009.13

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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.