Home / 5,933.12-8,187.80-3,840.89

Finding the Fourth Proportional to 5,933.12, 8,187.80 and 3,840.89

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Solution

The fourth proportional to 5,933.12, 8,187.80 and 3,840.89 is: 5,300.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,933.12 : 8,187.80 = 3,840.89 : x
  2. Step 2: Convert to fraction form
    5,933.12/8,187.80 = 3,840.89/x
  3. Step 3: Cross multiply
    5,933.12x = 8,187.80 × 3,840.89
  4. Step 4: Simplify right side
    5,933.12x = 31,448,439.14
  5. Step 5: Solve for x
    x = 31,448,439.14/5,933.12
  6. Step 6: Final answer
    x = 5,300.49

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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.