Home / 11,370.72-17,044.16-8,243.04

Finding the Fourth Proportional to 11,370.72, 17,044.16 and 8,243.04

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Solution

The fourth proportional to 11,370.72, 17,044.16 and 8,243.04 is: 12,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.72 : 17,044.16 = 8,243.04 : x
  2. Step 2: Convert to fraction form
    11,370.72/17,044.16 = 8,243.04/x
  3. Step 3: Cross multiply
    11,370.72x = 17,044.16 × 8,243.04
  4. Step 4: Simplify right side
    11,370.72x = 140,495,692.65
  5. Step 5: Solve for x
    x = 140,495,692.65/11,370.72
  6. Step 6: Final answer
    x = 12,355.92

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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.