Home / 6,124.59-8,451.77-3,330.09

Finding the Fourth Proportional to 6,124.59, 8,451.77 and 3,330.09

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Solution

The fourth proportional to 6,124.59, 8,451.77 and 3,330.09 is: 4,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.59 : 8,451.77 = 3,330.09 : x
  2. Step 2: Convert to fraction form
    6,124.59/8,451.77 = 3,330.09/x
  3. Step 3: Cross multiply
    6,124.59x = 8,451.77 × 3,330.09
  4. Step 4: Simplify right side
    6,124.59x = 28,145,138.11
  5. Step 5: Solve for x
    x = 28,145,138.11/6,124.59
  6. Step 6: Final answer
    x = 4,595.43

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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.