Home / 4,855.80-7,278.65-3,295.93

Finding the Fourth Proportional to 4,855.80, 7,278.65 and 3,295.93

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Solution

The fourth proportional to 4,855.80, 7,278.65 and 3,295.93 is: 4,940.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.80 : 7,278.65 = 3,295.93 : x
  2. Step 2: Convert to fraction form
    4,855.80/7,278.65 = 3,295.93/x
  3. Step 3: Cross multiply
    4,855.80x = 7,278.65 × 3,295.93
  4. Step 4: Simplify right side
    4,855.80x = 23,989,920.89
  5. Step 5: Solve for x
    x = 23,989,920.89/4,855.80
  6. Step 6: Final answer
    x = 4,940.47

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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.