Home / 5,310.36-7,953.84-3,329.55

Finding the Fourth Proportional to 5,310.36, 7,953.84 and 3,329.55

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Solution

The fourth proportional to 5,310.36, 7,953.84 and 3,329.55 is: 4,986.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.36 : 7,953.84 = 3,329.55 : x
  2. Step 2: Convert to fraction form
    5,310.36/7,953.84 = 3,329.55/x
  3. Step 3: Cross multiply
    5,310.36x = 7,953.84 × 3,329.55
  4. Step 4: Simplify right side
    5,310.36x = 26,482,707.97
  5. Step 5: Solve for x
    x = 26,482,707.97/5,310.36
  6. Step 6: Final answer
    x = 4,986.99

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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.