Home / 1,558.29-2,336.59-736.75

Finding the Fourth Proportional to 1,558.29, 2,336.59 and 736.75

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Solution

The fourth proportional to 1,558.29, 2,336.59 and 736.75 is: 1,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.29 : 2,336.59 = 736.75 : x
  2. Step 2: Convert to fraction form
    1,558.29/2,336.59 = 736.75/x
  3. Step 3: Cross multiply
    1,558.29x = 2,336.59 × 736.75
  4. Step 4: Simplify right side
    1,558.29x = 1,721,482.68
  5. Step 5: Solve for x
    x = 1,721,482.68/1,558.29
  6. Step 6: Final answer
    x = 1,104.73

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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.