Home / 3,472.93-4,792.45-1,900.72

Finding the Fourth Proportional to 3,472.93, 4,792.45 and 1,900.72

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Solution

The fourth proportional to 3,472.93, 4,792.45 and 1,900.72 is: 2,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.93 : 4,792.45 = 1,900.72 : x
  2. Step 2: Convert to fraction form
    3,472.93/4,792.45 = 1,900.72/x
  3. Step 3: Cross multiply
    3,472.93x = 4,792.45 × 1,900.72
  4. Step 4: Simplify right side
    3,472.93x = 9,109,072.10
  5. Step 5: Solve for x
    x = 9,109,072.10/3,472.93
  6. Step 6: Final answer
    x = 2,622.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.