Home / 8,052.37-12,078.82-2,430.29

Finding the Fourth Proportional to 8,052.37, 12,078.82 and 2,430.29

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Solution

The fourth proportional to 8,052.37, 12,078.82 and 2,430.29 is: 3,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.37 : 12,078.82 = 2,430.29 : x
  2. Step 2: Convert to fraction form
    8,052.37/12,078.82 = 2,430.29/x
  3. Step 3: Cross multiply
    8,052.37x = 12,078.82 × 2,430.29
  4. Step 4: Simplify right side
    8,052.37x = 29,355,035.46
  5. Step 5: Solve for x
    x = 29,355,035.46/8,052.37
  6. Step 6: Final answer
    x = 3,645.51

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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.