Home / 4,939.67-7,407.34-1,476.11

Finding the Fourth Proportional to 4,939.67, 7,407.34 and 1,476.11

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Solution

The fourth proportional to 4,939.67, 7,407.34 and 1,476.11 is: 2,213.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.67 : 7,407.34 = 1,476.11 : x
  2. Step 2: Convert to fraction form
    4,939.67/7,407.34 = 1,476.11/x
  3. Step 3: Cross multiply
    4,939.67x = 7,407.34 × 1,476.11
  4. Step 4: Simplify right side
    4,939.67x = 10,934,004.23
  5. Step 5: Solve for x
    x = 10,934,004.23/4,939.67
  6. Step 6: Final answer
    x = 2,213.51

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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.