Home / 3,508.14-5,262.62-1,316.82

Finding the Fourth Proportional to 3,508.14, 5,262.62 and 1,316.82

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Solution

The fourth proportional to 3,508.14, 5,262.62 and 1,316.82 is: 1,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.14 : 5,262.62 = 1,316.82 : x
  2. Step 2: Convert to fraction form
    3,508.14/5,262.62 = 1,316.82/x
  3. Step 3: Cross multiply
    3,508.14x = 5,262.62 × 1,316.82
  4. Step 4: Simplify right side
    3,508.14x = 6,929,923.27
  5. Step 5: Solve for x
    x = 6,929,923.27/3,508.14
  6. Step 6: Final answer
    x = 1,975.38

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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.