Home / 5,007.08-6,909.56-2,738.37

Finding the Fourth Proportional to 5,007.08, 6,909.56 and 2,738.37

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Solution

The fourth proportional to 5,007.08, 6,909.56 and 2,738.37 is: 3,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.08 : 6,909.56 = 2,738.37 : x
  2. Step 2: Convert to fraction form
    5,007.08/6,909.56 = 2,738.37/x
  3. Step 3: Cross multiply
    5,007.08x = 6,909.56 × 2,738.37
  4. Step 4: Simplify right side
    5,007.08x = 18,920,954.31
  5. Step 5: Solve for x
    x = 18,920,954.31/5,007.08
  6. Step 6: Final answer
    x = 3,778.84

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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.