Home / 6,149.03-8,488.41-4,165.61

Finding the Fourth Proportional to 6,149.03, 8,488.41 and 4,165.61

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Solution

The fourth proportional to 6,149.03, 8,488.41 and 4,165.61 is: 5,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.03 : 8,488.41 = 4,165.61 : x
  2. Step 2: Convert to fraction form
    6,149.03/8,488.41 = 4,165.61/x
  3. Step 3: Cross multiply
    6,149.03x = 8,488.41 × 4,165.61
  4. Step 4: Simplify right side
    6,149.03x = 35,359,405.58
  5. Step 5: Solve for x
    x = 35,359,405.58/6,149.03
  6. Step 6: Final answer
    x = 5,750.40

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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.