Home / 2,459.73-3,688.38-2,226.45

Finding the Fourth Proportional to 2,459.73, 3,688.38 and 2,226.45

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Solution

The fourth proportional to 2,459.73, 3,688.38 and 2,226.45 is: 3,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.73 : 3,688.38 = 2,226.45 : x
  2. Step 2: Convert to fraction form
    2,459.73/3,688.38 = 2,226.45/x
  3. Step 3: Cross multiply
    2,459.73x = 3,688.38 × 2,226.45
  4. Step 4: Simplify right side
    2,459.73x = 8,211,993.65
  5. Step 5: Solve for x
    x = 8,211,993.65/2,459.73
  6. Step 6: Final answer
    x = 3,338.58

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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.