Home / 8,020.37-12,032.52-2,755.45

Finding the Fourth Proportional to 8,020.37, 12,032.52 and 2,755.45

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Solution

The fourth proportional to 8,020.37, 12,032.52 and 2,755.45 is: 4,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.37 : 12,032.52 = 2,755.45 : x
  2. Step 2: Convert to fraction form
    8,020.37/12,032.52 = 2,755.45/x
  3. Step 3: Cross multiply
    8,020.37x = 12,032.52 × 2,755.45
  4. Step 4: Simplify right side
    8,020.37x = 33,155,026.81
  5. Step 5: Solve for x
    x = 33,155,026.81/8,020.37
  6. Step 6: Final answer
    x = 4,133.85

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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.