Home / 5,228.89-7,844.04-1,531.39

Finding the Fourth Proportional to 5,228.89, 7,844.04 and 1,531.39

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Solution

The fourth proportional to 5,228.89, 7,844.04 and 1,531.39 is: 2,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.89 : 7,844.04 = 1,531.39 : x
  2. Step 2: Convert to fraction form
    5,228.89/7,844.04 = 1,531.39/x
  3. Step 3: Cross multiply
    5,228.89x = 7,844.04 × 1,531.39
  4. Step 4: Simplify right side
    5,228.89x = 12,012,284.42
  5. Step 5: Solve for x
    x = 12,012,284.42/5,228.89
  6. Step 6: Final answer
    x = 2,297.29

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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.