Home / 5,282.38-7,926.30-2,685.32

Finding the Fourth Proportional to 5,282.38, 7,926.30 and 2,685.32

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Solution

The fourth proportional to 5,282.38, 7,926.30 and 2,685.32 is: 4,029.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.38 : 7,926.30 = 2,685.32 : x
  2. Step 2: Convert to fraction form
    5,282.38/7,926.30 = 2,685.32/x
  3. Step 3: Cross multiply
    5,282.38x = 7,926.30 × 2,685.32
  4. Step 4: Simplify right side
    5,282.38x = 21,284,598.86
  5. Step 5: Solve for x
    x = 21,284,598.86/5,282.38
  6. Step 6: Final answer
    x = 4,029.36

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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.