Home / 7,867.68-11,800.18-2,935.99

Finding the Fourth Proportional to 7,867.68, 11,800.18 and 2,935.99

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Solution

The fourth proportional to 7,867.68, 11,800.18 and 2,935.99 is: 4,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.68 : 11,800.18 = 2,935.99 : x
  2. Step 2: Convert to fraction form
    7,867.68/11,800.18 = 2,935.99/x
  3. Step 3: Cross multiply
    7,867.68x = 11,800.18 × 2,935.99
  4. Step 4: Simplify right side
    7,867.68x = 34,645,210.48
  5. Step 5: Solve for x
    x = 34,645,210.48/7,867.68
  6. Step 6: Final answer
    x = 4,403.48

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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.