Home / 3,631.48-5,015.58-2,450.50

Finding the Fourth Proportional to 3,631.48, 5,015.58 and 2,450.50

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Solution

The fourth proportional to 3,631.48, 5,015.58 and 2,450.50 is: 3,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.48 : 5,015.58 = 2,450.50 : x
  2. Step 2: Convert to fraction form
    3,631.48/5,015.58 = 2,450.50/x
  3. Step 3: Cross multiply
    3,631.48x = 5,015.58 × 2,450.50
  4. Step 4: Simplify right side
    3,631.48x = 12,290,678.79
  5. Step 5: Solve for x
    x = 12,290,678.79/3,631.48
  6. Step 6: Final answer
    x = 3,384.48

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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.