Home / 3,385.15-5,071.91-3,042.75

Finding the Fourth Proportional to 3,385.15, 5,071.91 and 3,042.75

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Solution

The fourth proportional to 3,385.15, 5,071.91 and 3,042.75 is: 4,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.15 : 5,071.91 = 3,042.75 : x
  2. Step 2: Convert to fraction form
    3,385.15/5,071.91 = 3,042.75/x
  3. Step 3: Cross multiply
    3,385.15x = 5,071.91 × 3,042.75
  4. Step 4: Simplify right side
    3,385.15x = 15,432,554.15
  5. Step 5: Solve for x
    x = 15,432,554.15/3,385.15
  6. Step 6: Final answer
    x = 4,558.90

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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.