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Finding the Fourth Proportional to 7,472.89, 11,210.24 and 3,093.45

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Solution

The fourth proportional to 7,472.89, 11,210.24 and 3,093.45 is: 4,640.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.89 : 11,210.24 = 3,093.45 : x
  2. Step 2: Convert to fraction form
    7,472.89/11,210.24 = 3,093.45/x
  3. Step 3: Cross multiply
    7,472.89x = 11,210.24 × 3,093.45
  4. Step 4: Simplify right side
    7,472.89x = 34,678,316.93
  5. Step 5: Solve for x
    x = 34,678,316.93/7,472.89
  6. Step 6: Final answer
    x = 4,640.55

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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.