Home / 6,124.12-8,451.24-3,329.62

Finding the Fourth Proportional to 6,124.12, 8,451.24 and 3,329.62

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Solution

The fourth proportional to 6,124.12, 8,451.24 and 3,329.62 is: 4,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.12 : 8,451.24 = 3,329.62 : x
  2. Step 2: Convert to fraction form
    6,124.12/8,451.24 = 3,329.62/x
  3. Step 3: Cross multiply
    6,124.12x = 8,451.24 × 3,329.62
  4. Step 4: Simplify right side
    6,124.12x = 28,139,417.73
  5. Step 5: Solve for x
    x = 28,139,417.73/6,124.12
  6. Step 6: Final answer
    x = 4,594.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.