Home / 3,543.09-5,314.69-1,234.59

Finding the Fourth Proportional to 3,543.09, 5,314.69 and 1,234.59

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Solution

The fourth proportional to 3,543.09, 5,314.69 and 1,234.59 is: 1,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.09 : 5,314.69 = 1,234.59 : x
  2. Step 2: Convert to fraction form
    3,543.09/5,314.69 = 1,234.59/x
  3. Step 3: Cross multiply
    3,543.09x = 5,314.69 × 1,234.59
  4. Step 4: Simplify right side
    3,543.09x = 6,561,460.04
  5. Step 5: Solve for x
    x = 6,561,460.04/3,543.09
  6. Step 6: Final answer
    x = 1,851.90

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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.