Home / 5,118.26-7,063.88-3,795.74

Finding the Fourth Proportional to 5,118.26, 7,063.88 and 3,795.74

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Solution

The fourth proportional to 5,118.26, 7,063.88 and 3,795.74 is: 5,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.26 : 7,063.88 = 3,795.74 : x
  2. Step 2: Convert to fraction form
    5,118.26/7,063.88 = 3,795.74/x
  3. Step 3: Cross multiply
    5,118.26x = 7,063.88 × 3,795.74
  4. Step 4: Simplify right side
    5,118.26x = 26,812,651.87
  5. Step 5: Solve for x
    x = 26,812,651.87/5,118.26
  6. Step 6: Final answer
    x = 5,238.63

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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.