Home / 5,539.11-8,310.28-2,076.63

Finding the Fourth Proportional to 5,539.11, 8,310.28 and 2,076.63

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Solution

The fourth proportional to 5,539.11, 8,310.28 and 2,076.63 is: 3,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.11 : 8,310.28 = 2,076.63 : x
  2. Step 2: Convert to fraction form
    5,539.11/8,310.28 = 2,076.63/x
  3. Step 3: Cross multiply
    5,539.11x = 8,310.28 × 2,076.63
  4. Step 4: Simplify right side
    5,539.11x = 17,257,376.76
  5. Step 5: Solve for x
    x = 17,257,376.76/5,539.11
  6. Step 6: Final answer
    x = 3,115.55

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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.