Home / 4,843.40-7,265.10-4,152.20

Finding the Fourth Proportional to 4,843.40, 7,265.10 and 4,152.20

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Solution

The fourth proportional to 4,843.40, 7,265.10 and 4,152.20 is: 6,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.40 : 7,265.10 = 4,152.20 : x
  2. Step 2: Convert to fraction form
    4,843.40/7,265.10 = 4,152.20/x
  3. Step 3: Cross multiply
    4,843.40x = 7,265.10 × 4,152.20
  4. Step 4: Simplify right side
    4,843.40x = 30,166,148.22
  5. Step 5: Solve for x
    x = 30,166,148.22/4,843.40
  6. Step 6: Final answer
    x = 6,228.30

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Half scale
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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.