Home / 5,539.45-8,305.02-2,418.85

Finding the Fourth Proportional to 5,539.45, 8,305.02 and 2,418.85

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Solution

The fourth proportional to 5,539.45, 8,305.02 and 2,418.85 is: 3,626.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.45 : 8,305.02 = 2,418.85 : x
  2. Step 2: Convert to fraction form
    5,539.45/8,305.02 = 2,418.85/x
  3. Step 3: Cross multiply
    5,539.45x = 8,305.02 × 2,418.85
  4. Step 4: Simplify right side
    5,539.45x = 20,088,597.63
  5. Step 5: Solve for x
    x = 20,088,597.63/5,539.45
  6. Step 6: Final answer
    x = 3,626.46

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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.