Home / 12,292.74-18,447.66-4,896.54

Finding the Fourth Proportional to 12,292.74, 18,447.66 and 4,896.54

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Solution

The fourth proportional to 12,292.74, 18,447.66 and 4,896.54 is: 7,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292.74 : 18,447.66 = 4,896.54 : x
  2. Step 2: Convert to fraction form
    12,292.74/18,447.66 = 4,896.54/x
  3. Step 3: Cross multiply
    12,292.74x = 18,447.66 × 4,896.54
  4. Step 4: Simplify right side
    12,292.74x = 90,329,705.10
  5. Step 5: Solve for x
    x = 90,329,705.10/12,292.74
  6. Step 6: Final answer
    x = 7,348.22

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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.