Home / 5,604.72-8,436.30-4,759.08

Finding the Fourth Proportional to 5,604.72, 8,436.30 and 4,759.08

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Solution

The fourth proportional to 5,604.72, 8,436.30 and 4,759.08 is: 7,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.72 : 8,436.30 = 4,759.08 : x
  2. Step 2: Convert to fraction form
    5,604.72/8,436.30 = 4,759.08/x
  3. Step 3: Cross multiply
    5,604.72x = 8,436.30 × 4,759.08
  4. Step 4: Simplify right side
    5,604.72x = 40,149,026.60
  5. Step 5: Solve for x
    x = 40,149,026.60/5,604.72
  6. Step 6: Final answer
    x = 7,163.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.