Home / 8,370.18-12,556.42-2,825.10

Finding the Fourth Proportional to 8,370.18, 12,556.42 and 2,825.10

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Solution

The fourth proportional to 8,370.18, 12,556.42 and 2,825.10 is: 4,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.18 : 12,556.42 = 2,825.10 : x
  2. Step 2: Convert to fraction form
    8,370.18/12,556.42 = 2,825.10/x
  3. Step 3: Cross multiply
    8,370.18x = 12,556.42 × 2,825.10
  4. Step 4: Simplify right side
    8,370.18x = 35,473,135.08
  5. Step 5: Solve for x
    x = 35,473,135.08/8,370.18
  6. Step 6: Final answer
    x = 4,238.04

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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.