Home / 8,213.04-12,320.40-2,370.54

Finding the Fourth Proportional to 8,213.04, 12,320.40 and 2,370.54

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Solution

The fourth proportional to 8,213.04, 12,320.40 and 2,370.54 is: 3,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213.04 : 12,320.40 = 2,370.54 : x
  2. Step 2: Convert to fraction form
    8,213.04/12,320.40 = 2,370.54/x
  3. Step 3: Cross multiply
    8,213.04x = 12,320.40 × 2,370.54
  4. Step 4: Simplify right side
    8,213.04x = 29,206,001.02
  5. Step 5: Solve for x
    x = 29,206,001.02/8,213.04
  6. Step 6: Final answer
    x = 3,556.05

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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.