Home / 3,488.76-4,813.31-1,996.14

Finding the Fourth Proportional to 3,488.76, 4,813.31 and 1,996.14

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Solution

The fourth proportional to 3,488.76, 4,813.31 and 1,996.14 is: 2,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.76 : 4,813.31 = 1,996.14 : x
  2. Step 2: Convert to fraction form
    3,488.76/4,813.31 = 1,996.14/x
  3. Step 3: Cross multiply
    3,488.76x = 4,813.31 × 1,996.14
  4. Step 4: Simplify right side
    3,488.76x = 9,608,030.64
  5. Step 5: Solve for x
    x = 9,608,030.64/3,488.76
  6. Step 6: Final answer
    x = 2,754.00

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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.