Home / 3,495.44-5,243.88-1,187.12

Finding the Fourth Proportional to 3,495.44, 5,243.88 and 1,187.12

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Solution

The fourth proportional to 3,495.44, 5,243.88 and 1,187.12 is: 1,780.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.44 : 5,243.88 = 1,187.12 : x
  2. Step 2: Convert to fraction form
    3,495.44/5,243.88 = 1,187.12/x
  3. Step 3: Cross multiply
    3,495.44x = 5,243.88 × 1,187.12
  4. Step 4: Simplify right side
    3,495.44x = 6,225,114.83
  5. Step 5: Solve for x
    x = 6,225,114.83/3,495.44
  6. Step 6: Final answer
    x = 1,780.92

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1.5x scale

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.