Home / 5,942.45-8,910.95-3,345.39

Finding the Fourth Proportional to 5,942.45, 8,910.95 and 3,345.39

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Solution

The fourth proportional to 5,942.45, 8,910.95 and 3,345.39 is: 5,016.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.45 : 8,910.95 = 3,345.39 : x
  2. Step 2: Convert to fraction form
    5,942.45/8,910.95 = 3,345.39/x
  3. Step 3: Cross multiply
    5,942.45x = 8,910.95 × 3,345.39
  4. Step 4: Simplify right side
    5,942.45x = 29,810,586.29
  5. Step 5: Solve for x
    x = 29,810,586.29/5,942.45
  6. Step 6: Final answer
    x = 5,016.55

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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.