Home / 8,207.48-12,311.20-3,013.36

Finding the Fourth Proportional to 8,207.48, 12,311.20 and 3,013.36

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Solution

The fourth proportional to 8,207.48, 12,311.20 and 3,013.36 is: 4,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.48 : 12,311.20 = 3,013.36 : x
  2. Step 2: Convert to fraction form
    8,207.48/12,311.20 = 3,013.36/x
  3. Step 3: Cross multiply
    8,207.48x = 12,311.20 × 3,013.36
  4. Step 4: Simplify right side
    8,207.48x = 37,098,077.63
  5. Step 5: Solve for x
    x = 37,098,077.63/8,207.48
  6. Step 6: Final answer
    x = 4,520.03

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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.