Home / 8,462.20-12,700.59-4,083.34

Finding the Fourth Proportional to 8,462.20, 12,700.59 and 4,083.34

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Solution

The fourth proportional to 8,462.20, 12,700.59 and 4,083.34 is: 6,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.20 : 12,700.59 = 4,083.34 : x
  2. Step 2: Convert to fraction form
    8,462.20/12,700.59 = 4,083.34/x
  3. Step 3: Cross multiply
    8,462.20x = 12,700.59 × 4,083.34
  4. Step 4: Simplify right side
    8,462.20x = 51,860,785.21
  5. Step 5: Solve for x
    x = 51,860,785.21/8,462.20
  6. Step 6: Final answer
    x = 6,128.52

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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.