Home / 12,273.50-18,408.83-4,873.28

Finding the Fourth Proportional to 12,273.50, 18,408.83 and 4,873.28

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Solution

The fourth proportional to 12,273.50, 18,408.83 and 4,873.28 is: 7,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.50 : 18,408.83 = 4,873.28 : x
  2. Step 2: Convert to fraction form
    12,273.50/18,408.83 = 4,873.28/x
  3. Step 3: Cross multiply
    12,273.50x = 18,408.83 × 4,873.28
  4. Step 4: Simplify right side
    12,273.50x = 89,711,266.65
  5. Step 5: Solve for x
    x = 89,711,266.65/12,273.50
  6. Step 6: Final answer
    x = 7,309.35

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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.