Home / 5,387.48-7,435.14-3,029.84

Finding the Fourth Proportional to 5,387.48, 7,435.14 and 3,029.84

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Solution

The fourth proportional to 5,387.48, 7,435.14 and 3,029.84 is: 4,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.48 : 7,435.14 = 3,029.84 : x
  2. Step 2: Convert to fraction form
    5,387.48/7,435.14 = 3,029.84/x
  3. Step 3: Cross multiply
    5,387.48x = 7,435.14 × 3,029.84
  4. Step 4: Simplify right side
    5,387.48x = 22,527,284.58
  5. Step 5: Solve for x
    x = 22,527,284.58/5,387.48
  6. Step 6: Final answer
    x = 4,181.41

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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.