Home / 8,234.01-12,350.21-2,686.32

Finding the Fourth Proportional to 8,234.01, 12,350.21 and 2,686.32

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Solution

The fourth proportional to 8,234.01, 12,350.21 and 2,686.32 is: 4,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.01 : 12,350.21 = 2,686.32 : x
  2. Step 2: Convert to fraction form
    8,234.01/12,350.21 = 2,686.32/x
  3. Step 3: Cross multiply
    8,234.01x = 12,350.21 × 2,686.32
  4. Step 4: Simplify right side
    8,234.01x = 33,176,602.70
  5. Step 5: Solve for x
    x = 33,176,602.70/8,234.01
  6. Step 6: Final answer
    x = 4,029.22

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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.