Home / 7,224.20-10,836.30-4,468.40

Finding the Fourth Proportional to 7,224.20, 10,836.30 and 4,468.40

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Solution

The fourth proportional to 7,224.20, 10,836.30 and 4,468.40 is: 6,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.20 : 10,836.30 = 4,468.40 : x
  2. Step 2: Convert to fraction form
    7,224.20/10,836.30 = 4,468.40/x
  3. Step 3: Cross multiply
    7,224.20x = 10,836.30 × 4,468.40
  4. Step 4: Simplify right side
    7,224.20x = 48,420,922.92
  5. Step 5: Solve for x
    x = 48,420,922.92/7,224.20
  6. Step 6: Final answer
    x = 6,702.60

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Double scale
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Similar ratio
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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.