Home / 8,032.42-12,045.67-2,765.93

Finding the Fourth Proportional to 8,032.42, 12,045.67 and 2,765.93

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Solution

The fourth proportional to 8,032.42, 12,045.67 and 2,765.93 is: 4,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.42 : 12,045.67 = 2,765.93 : x
  2. Step 2: Convert to fraction form
    8,032.42/12,045.67 = 2,765.93/x
  3. Step 3: Cross multiply
    8,032.42x = 12,045.67 × 2,765.93
  4. Step 4: Simplify right side
    8,032.42x = 33,317,480.02
  5. Step 5: Solve for x
    x = 33,317,480.02/8,032.42
  6. Step 6: Final answer
    x = 4,147.88

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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.