Home / 3,488.16-4,813.68-1,996.14

Finding the Fourth Proportional to 3,488.16, 4,813.68 and 1,996.14

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Solution

The fourth proportional to 3,488.16, 4,813.68 and 1,996.14 is: 2,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.16 : 4,813.68 = 1,996.14 : x
  2. Step 2: Convert to fraction form
    3,488.16/4,813.68 = 1,996.14/x
  3. Step 3: Cross multiply
    3,488.16x = 4,813.68 × 1,996.14
  4. Step 4: Simplify right side
    3,488.16x = 9,608,779.20
  5. Step 5: Solve for x
    x = 9,608,779.20/3,488.16
  6. Step 6: Final answer
    x = 2,754.68

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1.5x scale

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.