Home / 5,213.80-7,776.77-4,850.92

Finding the Fourth Proportional to 5,213.80, 7,776.77 and 4,850.92

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Solution

The fourth proportional to 5,213.80, 7,776.77 and 4,850.92 is: 7,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.80 : 7,776.77 = 4,850.92 : x
  2. Step 2: Convert to fraction form
    5,213.80/7,776.77 = 4,850.92/x
  3. Step 3: Cross multiply
    5,213.80x = 7,776.77 × 4,850.92
  4. Step 4: Simplify right side
    5,213.80x = 37,724,489.13
  5. Step 5: Solve for x
    x = 37,724,489.13/5,213.80
  6. Step 6: Final answer
    x = 7,235.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.