Home / 10,403.82-15,611.22-4,559.04

Finding the Fourth Proportional to 10,403.82, 15,611.22 and 4,559.04

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Solution

The fourth proportional to 10,403.82, 15,611.22 and 4,559.04 is: 6,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.82 : 15,611.22 = 4,559.04 : x
  2. Step 2: Convert to fraction form
    10,403.82/15,611.22 = 4,559.04/x
  3. Step 3: Cross multiply
    10,403.82x = 15,611.22 × 4,559.04
  4. Step 4: Simplify right side
    10,403.82x = 71,172,176.43
  5. Step 5: Solve for x
    x = 71,172,176.43/10,403.82
  6. Step 6: Final answer
    x = 6,840.97

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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.