Home / 4,927.47-7,389.17-2,003.79

Finding the Fourth Proportional to 4,927.47, 7,389.17 and 2,003.79

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Solution

The fourth proportional to 4,927.47, 7,389.17 and 2,003.79 is: 3,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.47 : 7,389.17 = 2,003.79 : x
  2. Step 2: Convert to fraction form
    4,927.47/7,389.17 = 2,003.79/x
  3. Step 3: Cross multiply
    4,927.47x = 7,389.17 × 2,003.79
  4. Step 4: Simplify right side
    4,927.47x = 14,806,334.94
  5. Step 5: Solve for x
    x = 14,806,334.94/4,927.47
  6. Step 6: Final answer
    x = 3,004.86

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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.