Home / 1,696.56-2,341.35-1,579.92

Finding the Fourth Proportional to 1,696.56, 2,341.35 and 1,579.92

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Solution

The fourth proportional to 1,696.56, 2,341.35 and 1,579.92 is: 2,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.56 : 2,341.35 = 1,579.92 : x
  2. Step 2: Convert to fraction form
    1,696.56/2,341.35 = 1,579.92/x
  3. Step 3: Cross multiply
    1,696.56x = 2,341.35 × 1,579.92
  4. Step 4: Simplify right side
    1,696.56x = 3,699,145.69
  5. Step 5: Solve for x
    x = 3,699,145.69/1,696.56
  6. Step 6: Final answer
    x = 2,180.38

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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.