Home / 3,815.04-5,259.52-2,634.08

Finding the Fourth Proportional to 3,815.04, 5,259.52 and 2,634.08

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Solution

The fourth proportional to 3,815.04, 5,259.52 and 2,634.08 is: 3,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.04 : 5,259.52 = 2,634.08 : x
  2. Step 2: Convert to fraction form
    3,815.04/5,259.52 = 2,634.08/x
  3. Step 3: Cross multiply
    3,815.04x = 5,259.52 × 2,634.08
  4. Step 4: Simplify right side
    3,815.04x = 13,853,996.44
  5. Step 5: Solve for x
    x = 13,853,996.44/3,815.04
  6. Step 6: Final answer
    x = 3,631.42

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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.