Home / 6,887.09-10,326.52-2,727.68

Finding the Fourth Proportional to 6,887.09, 10,326.52 and 2,727.68

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Solution

The fourth proportional to 6,887.09, 10,326.52 and 2,727.68 is: 4,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.09 : 10,326.52 = 2,727.68 : x
  2. Step 2: Convert to fraction form
    6,887.09/10,326.52 = 2,727.68/x
  3. Step 3: Cross multiply
    6,887.09x = 10,326.52 × 2,727.68
  4. Step 4: Simplify right side
    6,887.09x = 28,167,442.07
  5. Step 5: Solve for x
    x = 28,167,442.07/6,887.09
  6. Step 6: Final answer
    x = 4,089.89

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1.5x scale

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.