Home / 4,284.09-5,911.79-2,712.69

Finding the Fourth Proportional to 4,284.09, 5,911.79 and 2,712.69

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Solution

The fourth proportional to 4,284.09, 5,911.79 and 2,712.69 is: 3,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.09 : 5,911.79 = 2,712.69 : x
  2. Step 2: Convert to fraction form
    4,284.09/5,911.79 = 2,712.69/x
  3. Step 3: Cross multiply
    4,284.09x = 5,911.79 × 2,712.69
  4. Step 4: Simplify right side
    4,284.09x = 16,036,840.05
  5. Step 5: Solve for x
    x = 16,036,840.05/4,284.09
  6. Step 6: Final answer
    x = 3,743.35

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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.