Home / 5,539.95-8,309.84-1,644.39

Finding the Fourth Proportional to 5,539.95, 8,309.84 and 1,644.39

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Solution

The fourth proportional to 5,539.95, 8,309.84 and 1,644.39 is: 2,466.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.95 : 8,309.84 = 1,644.39 : x
  2. Step 2: Convert to fraction form
    5,539.95/8,309.84 = 1,644.39/x
  3. Step 3: Cross multiply
    5,539.95x = 8,309.84 × 1,644.39
  4. Step 4: Simplify right side
    5,539.95x = 13,664,609.58
  5. Step 5: Solve for x
    x = 13,664,609.58/5,539.95
  6. Step 6: Final answer
    x = 2,466.56

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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.