Home / 7,935.68-11,904.33-2,740.88

Finding the Fourth Proportional to 7,935.68, 11,904.33 and 2,740.88

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Solution

The fourth proportional to 7,935.68, 11,904.33 and 2,740.88 is: 4,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.68 : 11,904.33 = 2,740.88 : x
  2. Step 2: Convert to fraction form
    7,935.68/11,904.33 = 2,740.88/x
  3. Step 3: Cross multiply
    7,935.68x = 11,904.33 × 2,740.88
  4. Step 4: Simplify right side
    7,935.68x = 32,628,280.49
  5. Step 5: Solve for x
    x = 32,628,280.49/7,935.68
  6. Step 6: Final answer
    x = 4,111.59

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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.