Home / 5,539.72-7,641.12-4,418.68

Finding the Fourth Proportional to 5,539.72, 7,641.12 and 4,418.68

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Solution

The fourth proportional to 5,539.72, 7,641.12 and 4,418.68 is: 6,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.72 : 7,641.12 = 4,418.68 : x
  2. Step 2: Convert to fraction form
    5,539.72/7,641.12 = 4,418.68/x
  3. Step 3: Cross multiply
    5,539.72x = 7,641.12 × 4,418.68
  4. Step 4: Simplify right side
    5,539.72x = 33,763,664.12
  5. Step 5: Solve for x
    x = 33,763,664.12/5,539.72
  6. Step 6: Final answer
    x = 6,094.83

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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.