Home / 1,790.33-2,672.51-1,571.63

Finding the Fourth Proportional to 1,790.33, 2,672.51 and 1,571.63

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Solution

The fourth proportional to 1,790.33, 2,672.51 and 1,571.63 is: 2,346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.33 : 2,672.51 = 1,571.63 : x
  2. Step 2: Convert to fraction form
    1,790.33/2,672.51 = 1,571.63/x
  3. Step 3: Cross multiply
    1,790.33x = 2,672.51 × 1,571.63
  4. Step 4: Simplify right side
    1,790.33x = 4,200,175.67
  5. Step 5: Solve for x
    x = 4,200,175.67/1,790.33
  6. Step 6: Final answer
    x = 2,346.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.