Home / 5,676.30-7,833.40-3,438.41

Finding the Fourth Proportional to 5,676.30, 7,833.40 and 3,438.41

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Solution

The fourth proportional to 5,676.30, 7,833.40 and 3,438.41 is: 4,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.30 : 7,833.40 = 3,438.41 : x
  2. Step 2: Convert to fraction form
    5,676.30/7,833.40 = 3,438.41/x
  3. Step 3: Cross multiply
    5,676.30x = 7,833.40 × 3,438.41
  4. Step 4: Simplify right side
    5,676.30x = 26,934,393.13
  5. Step 5: Solve for x
    x = 26,934,393.13/5,676.30
  6. Step 6: Final answer
    x = 4,745.06

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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.