Home / 5,188.06-7,782.15-2,268.43

Finding the Fourth Proportional to 5,188.06, 7,782.15 and 2,268.43

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Solution

The fourth proportional to 5,188.06, 7,782.15 and 2,268.43 is: 3,402.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.06 : 7,782.15 = 2,268.43 : x
  2. Step 2: Convert to fraction form
    5,188.06/7,782.15 = 2,268.43/x
  3. Step 3: Cross multiply
    5,188.06x = 7,782.15 × 2,268.43
  4. Step 4: Simplify right side
    5,188.06x = 17,653,262.52
  5. Step 5: Solve for x
    x = 17,653,262.52/5,188.06
  6. Step 6: Final answer
    x = 3,402.67

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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.