Home / 4,179.60-6,271.56-2,232.40

Finding the Fourth Proportional to 4,179.60, 6,271.56 and 2,232.40

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Solution

The fourth proportional to 4,179.60, 6,271.56 and 2,232.40 is: 3,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.60 : 6,271.56 = 2,232.40 : x
  2. Step 2: Convert to fraction form
    4,179.60/6,271.56 = 2,232.40/x
  3. Step 3: Cross multiply
    4,179.60x = 6,271.56 × 2,232.40
  4. Step 4: Simplify right side
    4,179.60x = 14,000,630.54
  5. Step 5: Solve for x
    x = 14,000,630.54/4,179.60
  6. Step 6: Final answer
    x = 3,349.75

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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.