Home / 4,809.23-7,208.46-3,146.55

Finding the Fourth Proportional to 4,809.23, 7,208.46 and 3,146.55

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Solution

The fourth proportional to 4,809.23, 7,208.46 and 3,146.55 is: 4,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.23 : 7,208.46 = 3,146.55 : x
  2. Step 2: Convert to fraction form
    4,809.23/7,208.46 = 3,146.55/x
  3. Step 3: Cross multiply
    4,809.23x = 7,208.46 × 3,146.55
  4. Step 4: Simplify right side
    4,809.23x = 22,681,764.08
  5. Step 5: Solve for x
    x = 22,681,764.08/4,809.23
  6. Step 6: Final answer
    x = 4,716.30

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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.