Home / 8,200.24-12,300.37-2,356.85

Finding the Fourth Proportional to 8,200.24, 12,300.37 and 2,356.85

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Solution

The fourth proportional to 8,200.24, 12,300.37 and 2,356.85 is: 3,535.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.24 : 12,300.37 = 2,356.85 : x
  2. Step 2: Convert to fraction form
    8,200.24/12,300.37 = 2,356.85/x
  3. Step 3: Cross multiply
    8,200.24x = 12,300.37 × 2,356.85
  4. Step 4: Simplify right side
    8,200.24x = 28,990,127.03
  5. Step 5: Solve for x
    x = 28,990,127.03/8,200.24
  6. Step 6: Final answer
    x = 3,535.28

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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.