Home / 7,432.61-11,149.34-3,274.56

Finding the Fourth Proportional to 7,432.61, 11,149.34 and 3,274.56

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Solution

The fourth proportional to 7,432.61, 11,149.34 and 3,274.56 is: 4,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.61 : 11,149.34 = 3,274.56 : x
  2. Step 2: Convert to fraction form
    7,432.61/11,149.34 = 3,274.56/x
  3. Step 3: Cross multiply
    7,432.61x = 11,149.34 × 3,274.56
  4. Step 4: Simplify right side
    7,432.61x = 36,509,166.42
  5. Step 5: Solve for x
    x = 36,509,166.42/7,432.61
  6. Step 6: Final answer
    x = 4,912.03

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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.