Home / 4,212.40-5,813.15-2,324.05

Finding the Fourth Proportional to 4,212.40, 5,813.15 and 2,324.05

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Solution

The fourth proportional to 4,212.40, 5,813.15 and 2,324.05 is: 3,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.40 : 5,813.15 = 2,324.05 : x
  2. Step 2: Convert to fraction form
    4,212.40/5,813.15 = 2,324.05/x
  3. Step 3: Cross multiply
    4,212.40x = 5,813.15 × 2,324.05
  4. Step 4: Simplify right side
    4,212.40x = 13,510,025.10
  5. Step 5: Solve for x
    x = 13,510,025.10/4,212.40
  6. Step 6: Final answer
    x = 3,207.21

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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.