Home / 5,310.09-7,323.84-3,893.22

Finding the Fourth Proportional to 5,310.09, 7,323.84 and 3,893.22

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Solution

The fourth proportional to 5,310.09, 7,323.84 and 3,893.22 is: 5,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.09 : 7,323.84 = 3,893.22 : x
  2. Step 2: Convert to fraction form
    5,310.09/7,323.84 = 3,893.22/x
  3. Step 3: Cross multiply
    5,310.09x = 7,323.84 × 3,893.22
  4. Step 4: Simplify right side
    5,310.09x = 28,513,320.36
  5. Step 5: Solve for x
    x = 28,513,320.36/5,310.09
  6. Step 6: Final answer
    x = 5,369.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.