Home / 3,633.81-5,011.83-2,438.41

Finding the Fourth Proportional to 3,633.81, 5,011.83 and 2,438.41

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Solution

The fourth proportional to 3,633.81, 5,011.83 and 2,438.41 is: 3,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.81 : 5,011.83 = 2,438.41 : x
  2. Step 2: Convert to fraction form
    3,633.81/5,011.83 = 2,438.41/x
  3. Step 3: Cross multiply
    3,633.81x = 5,011.83 × 2,438.41
  4. Step 4: Simplify right side
    3,633.81x = 12,220,883.86
  5. Step 5: Solve for x
    x = 12,220,883.86/3,633.81
  6. Step 6: Final answer
    x = 3,363.10

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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.