Home / 5,539.86-8,290.28-3,460.84

Finding the Fourth Proportional to 5,539.86, 8,290.28 and 3,460.84

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Solution

The fourth proportional to 5,539.86, 8,290.28 and 3,460.84 is: 5,179.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.86 : 8,290.28 = 3,460.84 : x
  2. Step 2: Convert to fraction form
    5,539.86/8,290.28 = 3,460.84/x
  3. Step 3: Cross multiply
    5,539.86x = 8,290.28 × 3,460.84
  4. Step 4: Simplify right side
    5,539.86x = 28,691,273.88
  5. Step 5: Solve for x
    x = 28,691,273.88/5,539.86
  6. Step 6: Final answer
    x = 5,179.07

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1.5x scale

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.