Home / 6,271.83-8,654.95-3,439.06

Finding the Fourth Proportional to 6,271.83, 8,654.95 and 3,439.06

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Solution

The fourth proportional to 6,271.83, 8,654.95 and 3,439.06 is: 4,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.83 : 8,654.95 = 3,439.06 : x
  2. Step 2: Convert to fraction form
    6,271.83/8,654.95 = 3,439.06/x
  3. Step 3: Cross multiply
    6,271.83x = 8,654.95 × 3,439.06
  4. Step 4: Simplify right side
    6,271.83x = 29,764,892.35
  5. Step 5: Solve for x
    x = 29,764,892.35/6,271.83
  6. Step 6: Final answer
    x = 4,745.81

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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.