Home / 4,859.37-7,290.06-2,086.20

Finding the Fourth Proportional to 4,859.37, 7,290.06 and 2,086.20

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Solution

The fourth proportional to 4,859.37, 7,290.06 and 2,086.20 is: 3,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.37 : 7,290.06 = 2,086.20 : x
  2. Step 2: Convert to fraction form
    4,859.37/7,290.06 = 2,086.20/x
  3. Step 3: Cross multiply
    4,859.37x = 7,290.06 × 2,086.20
  4. Step 4: Simplify right side
    4,859.37x = 15,208,523.17
  5. Step 5: Solve for x
    x = 15,208,523.17/4,859.37
  6. Step 6: Final answer
    x = 3,129.73

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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.