Home / 3,037.65-4,192.20-1,711.28

Finding the Fourth Proportional to 3,037.65, 4,192.20 and 1,711.28

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Solution

The fourth proportional to 3,037.65, 4,192.20 and 1,711.28 is: 2,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.65 : 4,192.20 = 1,711.28 : x
  2. Step 2: Convert to fraction form
    3,037.65/4,192.20 = 1,711.28/x
  3. Step 3: Cross multiply
    3,037.65x = 4,192.20 × 1,711.28
  4. Step 4: Simplify right side
    3,037.65x = 7,174,007.06
  5. Step 5: Solve for x
    x = 7,174,007.06/3,037.65
  6. Step 6: Final answer
    x = 2,361.70

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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.