Home / 7,378.73-10,183.15-4,508.68

Finding the Fourth Proportional to 7,378.73, 10,183.15 and 4,508.68

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Solution

The fourth proportional to 7,378.73, 10,183.15 and 4,508.68 is: 6,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.73 : 10,183.15 = 4,508.68 : x
  2. Step 2: Convert to fraction form
    7,378.73/10,183.15 = 4,508.68/x
  3. Step 3: Cross multiply
    7,378.73x = 10,183.15 × 4,508.68
  4. Step 4: Simplify right side
    7,378.73x = 45,912,564.74
  5. Step 5: Solve for x
    x = 45,912,564.74/7,378.73
  6. Step 6: Final answer
    x = 6,222.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.